At the A1 level, you can think of 'etkisiz' as 'not working.' It is a simple way to describe something that doesn't do what it's supposed to do. For example, if you take medicine and you still feel sick, the medicine is 'etkisiz.' It is made of two parts: 'etki' (effect) and '-siz' (without). So, it literally means 'without effect.' You might use it for simple things like a broken toy or a battery that has no power. It is an easy word to remember because the '-siz' suffix is very common in Turkish, like in 'şekersiz' (without sugar). At this stage, just remember it as the opposite of 'good' or 'working' in specific situations.
At the A2 level, you start to see 'etkisiz' in slightly more complex sentences. You might use it to talk about rules or simple plans that didn't work. For example, 'The teacher's warning was ineffective' (Öğretmenin uyarısı etkisizdi). You also begin to learn that Turkish uses 'etkisiz' in math. You might hear 'etkisiz eleman' when talking about the number zero in addition. This is a good time to practice the suffix '-siz' and its opposite '-li'. If something has an effect, it is 'etkili'. If it doesn't, it is 'etkisiz'. This contrast helps you build your vocabulary quickly by learning words in pairs.
At the B1 level, you should be able to use 'etkisiz' to describe more abstract things, like social influence or the quality of an argument. You will often see it paired with the verb 'kalmak' (to remain). For example, 'His speech was ineffective' (Konuşması etkisiz kaldı). This implies that he tried to be effective, but failed. You also start to see this word in news contexts, though you might not yet master the complex 'etkisiz hâle getirmek' phrase. B1 learners should use 'etkisiz' to provide simple critiques of movies, books, or policies, moving beyond just saying something is 'bad' (kötü) to explaining *why*—because it had no impact.
At the B2 level, you are expected to understand the nuance of 'etkisiz' in professional and formal contexts. You should be familiar with the phrase 'etkisiz hâle getirmek' (to neutralize) used in news reports. You should also be able to distinguish 'etkisiz' from synonyms like 'verimsiz' (unproductive) or 'geçersiz' (invalid). At this level, you use 'etkisiz' to describe complex systems, like 'etkisiz bir denetim mekanizması' (an ineffective oversight mechanism). You understand that the word implies a functional failure rather than just a subjective dislike. You can also use it in comparisons, such as 'This method is more ineffective than the old one.'
At the C1 level, 'etkisiz' becomes a tool for precise academic and legal analysis. You understand its role in phrases like 'hukuken etkisiz' (legally void or without legal effect). You can discuss the 'etkisiz eleman' concept not just in math, but as a metaphor for social or political figures who hold a title but no real power. You are comfortable using the derived verb 'etkisizleştirmek' (to make something ineffective) and understand the subtle difference between 'etkisiz' and 'tesirsiz' (the more archaic/formal version). Your usage is characterized by correct collocation with adverbs like 'tamamen,' 'kısmen,' or 'büyük ölçüde.'
At the C2 level, you have a native-like grasp of 'etkisiz.' You can use it with subtle irony or within complex philosophical discussions about causality and power. You recognize the word in all its forms, including rare derivations or highly technical bureaucratic jargon. You understand the historical development of the word from its root 'etmek' (to do) and how the modern Turkish 'etki' replaced the Ottoman 'tesir'. You can seamlessly switch between 'etkisiz' and its many synonyms to suit the specific register of a conversation, from a high-level political debate to a casual chat about a disappointing football match.

etkisiz en 30 secondes

  • Means 'ineffective' or 'neutralized' in Turkish.
  • Formed from 'etki' (effect) + '-siz' (without).
  • Commonly used in math (identity element) and news (neutralizing threats).
  • Often paired with verbs like 'kalmak' or 'hâle getirmek'.

The Turkish word etkisiz is a foundational adjective that every intermediate and advanced learner must master. At its core, it is formed by the root noun etki (meaning 'effect' or 'impact') and the privative suffix -siz (equivalent to the English '-less' or 'without'). Therefore, the literal translation is 'without effect.' However, its usage spans far beyond simple physical descriptions, touching upon mathematics, law, medicine, and social dynamics. When you describe something as etkisiz, you are stating that it lacks the power, influence, or capacity to produce a desired or expected result. It is the antithesis of being 'effective' (etkili).

Medical Context
In healthcare, this word describes a treatment or medication that fails to alleviate symptoms. For example, if a patient takes a painkiller but the pain persists, the medication is deemed etkisiz.

One of the most unique applications of this word is in the realm of Turkish mathematics. The concept of an 'identity element'—a value that, when used in an operation, leaves the other value unchanged—is called etkisiz eleman. In addition, zero is the etkisiz eleman because adding it to any number has no effect. This metaphor is frequently carried over into social situations; a person who is present in a group but has no influence or doesn't contribute to decisions might be jokingly or disparagingly called an etkisiz eleman.

Bu ilaç bende tamamen etkisiz kaldı, hâlâ başım ağrıyor.

In news reports, specifically regarding security or military operations, you will frequently encounter the phrase etkisiz hâle getirmek. This is a formal, often euphemistic way to say 'to neutralize.' It can mean that a threat has been captured, incapacitated, or killed. It is a sterile, bureaucratic term used to describe the removal of a threat's ability to cause harm. Understanding this specific collocation is vital for reading Turkish newspapers or watching the news, as it appears almost daily in reports concerning regional conflicts or domestic security.

Social Influence
When a leader's authority is ignored by their subordinates, their power becomes etkisiz. It suggests a loss of prestige or the inability to enforce rules.

Finally, the word carries a weight of disappointment or neutrality depending on the context. In a debate, an argument might be etkisiz because it lacks logic or evidence. In sports, a player might be etkisiz if they are on the field but fail to make any meaningful plays or contribute to the score. It is a versatile tool for critique, allowing the speaker to focus on the lack of outcome rather than the effort involved. It implies that while an action took place, its impact was zero.

Using etkisiz correctly requires understanding its position as an adjective and its common verbal pairings. Most commonly, it functions as a predicate adjective following a noun, often modified by intensive adverbs like tamamen (completely), son derece (extremely), or oldukça (quite). Because it describes a state of failure or lack, it is frequently found in negative or critical evaluations of policies, methods, and substances.

Hükümetin yeni ekonomik paketinin piyasalar üzerindeki etkisi maalesef etkisiz oldu.

When you want to describe the process of making something ineffective, you must use the causative construction etkisizleştirmek. However, in everyday speech and formal journalism, the phrase etkisiz hâle getirmek is much more common. This phrase follows the pattern [Object] + [etkisiz hâle] + [getirmek]. For instance, Bombayı etkisiz hâle getirdiler (They neutralized the bomb). Here, 'etkisiz' describes the state of the bomb after the intervention.

The 'Kalmak' Pattern
The verb 'kalmak' (to stay/remain) is used to show that despite an effort, the result was zero. 'Çabalarım etkisiz kaldı' (My efforts remained ineffective).

Another grammatical nuance is the use of etkisiz in comparisons. You might say, Bu yöntem, diğerine göre daha etkisiz (This method is more ineffective compared to the other). While English speakers might prefer 'less effective' (daha az etkili), Turkish speakers frequently use 'more ineffective' (daha etkisiz) to emphasize the failure of the subject. This shift in perspective is a hallmark of natural-sounding Turkish at the B2 level.

Scientific Usage
In laboratory reports, you will see 'etkisiz' used to describe control groups or substances that did not react. It is the standard term for a 'null' result.

Finally, consider the word's role in describing abstract concepts like laws or rules. A law that exists on paper but is not enforced is etkisiz bir kanun. Here, the adjective precedes the noun, functioning as an attributive adjective. This usage highlights a systemic failure where the 'effect' of the law is missing in reality. Mastering these different syntactic positions will allow you to express complex ideas about efficacy and power with precision.

If you turn on a Turkish news channel like TRT Haber or NTV, you are almost guaranteed to hear etkisiz within the first twenty minutes. Its most frequent appearance is in the 'Breaking News' (Son Dakika) ticker at the bottom of the screen. The phrase ...terörist etkisiz hâle getirildi is a standard journalistic formula. For a learner, hearing this word in such a high-stakes, formal context reinforces its association with 'neutralization' and 'removal of threat.'

Güvenlik güçleri, saldırganı kısa sürede etkisiz hâle getirdi.

In a corporate or office setting, etkisiz is used during performance reviews or strategy meetings. Managers might discuss 'etkisiz reklam kampanyaları' (ineffective advertising campaigns) or 'etkisiz yönetim biçimleri' (ineffective management styles). In these professional environments, the word is used to objectively analyze failure without necessarily being emotional. It shifts the focus to the data—the lack of 'etki' (impact)—making it a safe, professional choice for constructive criticism.

Classroom Settings
Math teachers use this word daily. 'Toplama işleminde sıfır etkisiz elemandır' (In addition, zero is the identity element). Students learn this in elementary school, making it a deeply ingrained term.

In Turkish TV dramas (diziler), you might hear a character complain about their lack of power within a family or a criminal organization. They might say, Beni etkisiz bıraktınız! (You have left me powerless/ineffective!). Here, the word takes on a more emotional, personal tone. It reflects a loss of agency. Whether it's a politician whose speech failed to move the crowd or a virus that a vaccine has made etkisiz, the word describes the moment power is lost or found lacking.

Daily Conversations
You might use it when talking about a cleaning product that didn't remove a stain: 'Bu deterjan lekeler üzerinde çok etkisiz.'

Lastly, in legal and bureaucratic Turkish, documents or clauses might be described as hukuken etkisiz (legally ineffective/void). This implies that even if the document exists, it holds no legal weight. Hearing this in a courtroom or a lawyer's office indicates a total lack of enforceability. By paying attention to these diverse settings, you'll see that etkisiz is more than just a synonym for 'bad'; it is a precise descriptor for the absence of function.

The most frequent mistake English speakers make is confusing etkisiz with etkisizce or using it when verimsiz (unproductive) would be more appropriate. While 'etkisiz' means there is no effect at all, verimsiz implies that there is an effect, but it is not worth the effort or resources spent. For example, a slow worker is verimsiz, but a broken machine is etkisiz.

Yanlış: Bu işçi çok etkisiz. (Unless the worker literally does zero work.)
Doğru: Bu işçi çok verimsiz.

Another common error is the confusion between etkisiz and etkileyici olmayan (not impressive). In English, 'ineffective' can sometimes mean 'not impressive,' but in Turkish, etkisiz is more clinical. If a movie was boring, don't say it was etkisiz; say it was sıkıcı or etkileyici değildi. Using etkisiz for a movie suggests that the film failed to even project onto the screen or had no impact on the viewer's senses whatsoever, which is a bit of an exaggeration.

Suffix Confusion
Avoid saying 'etki yok' when you can use 'etkisiz'. While 'etki yok' (there is no effect) is grammatically correct, 'etkisiz' is the standard adjectival form used in 90% of contexts.

Learners also struggle with the passive voice. When describing a neutralized threat, they might say Hırsız etkisiz oldu (The thief became ineffective), which sounds like the thief just gave up on his own. The correct journalistic form is Etkisiz hâle getirildi (Was made/rendered ineffective). The use of hâle getirmek is essential for expressing that an outside force caused the state of ineffectiveness.

Prepositional Errors
In Turkish, you are ineffective 'on' something (üzerinde). 'Bu ilaç ağrı üzerinde etkisiz.' Don't use the dative case (-e/a) here; 'ağrıya etkisiz' is a common learner mistake.

Lastly, don't confuse etkisiz with tepkisiz. Tepkisiz means 'unresponsive' or 'reactionless.' If you poke someone and they don't move, they are tepkisiz. If you give them medicine and it doesn't cure them, the medicine is etkisiz. Keeping these distinctions clear will prevent you from sounding like a beginner and help you navigate the nuances of Turkish logic.

To truly master Turkish at a B2 level, you need to know when to swap etkisiz for a more specific synonym. While etkisiz is the general term for 'ineffective,' other words offer shades of meaning that can make your speech more colorful and precise. For instance, faydasız (useless) or yararsız (unhelpful) focus on the lack of benefit, whereas etkisiz focuses on the lack of change.

Etkisiz vs. Geçersiz
Etkisiz: The thing exists and acts, but does nothing. (A weak battery).
Geçersiz: The thing is not recognized or has expired. (An invalid ticket).

In more formal or literary contexts, you might encounter hükümsüz. This is often seen on lost ID notices in newspapers: Nüfus cüzdanımı kaybettim, hükümsüzdür (I lost my ID, it is now void/null). While etkisiz could theoretically work here, hükümsüz is the legally correct term signifying that the object no longer carries any official authority or 'judgment' (hüküm).

Bu çabaların hepsi sonuçsuz kaldı.

Another great alternative is sonuçsuz (resultless/fruitless). Use this when you want to emphasize that a process ended without reaching a conclusion. 'Müzakereler sonuçsuz kaldı' (The negotiations remained fruitless). This is slightly more specific than etkisiz because it implies that a specific goal was not reached, whereas etkisiz implies the actions themselves had no power.

Verimsiz
Use this for 'unproductive'. It relates to 'verim' (yield/efficiency). It's best for business, agriculture, or studying habits.

Finally, consider boş (empty/vain). In a sentence like Boşuna uğraşma (Don't try in vain), the word 'boş' captures the feeling of an ineffective effort in a more colloquial, idiomatic way. By choosing between etkisiz, sonuçsuz, hükümsüz, and verimsiz, you demonstrate a high-level command of Turkish vocabulary that goes beyond simple dictionary translations.

How Formal Is It?

Le savais-tu ?

The suffix '-siz' is thousands of years old and has remained virtually unchanged in its function of creating privative adjectives (meaning 'without X').

Guide de prononciation

UK /et.ci.ˈsiz/
US /et.ki.ˈsiz/
The primary stress is on the final syllable: et-ki-SIZ.
Rime avec
sessiz nefessiz yersiz yersiz belirsiz ilgisiz bilgisiz sevgisiz
Erreurs fréquentes
  • Stressing the first syllable (ET-ki-siz).
  • Pronouncing the 'k' too deeply in the throat like a 'q'.
  • Making the 's' sound like a 'z' at the end.

Niveau de difficulté

Lecture 3/5

Easy to recognize due to the common -siz suffix.

Écriture 4/5

Requires knowledge of collocations like 'hâle getirmek'.

Expression orale 4/5

Pronunciation is straightforward, but usage in context needs practice.

Écoute 3/5

Very common in news, making it easy to spot with practice.

Quoi apprendre ensuite

Prérequis

etki etmek -siz hâl getirmek

Apprends ensuite

etkili etkilemek etkileyici etkisizleştirmek verimsiz

Avancé

müessir tesir hükümsüz geçersiz kifayetsiz

Grammaire à connaître

Privative Suffix -siz

Şeker -> Şekersiz, Etki -> Etkisiz

Causative with 'Hâle Getirmek'

Etkisiz + hâle + getirmek (To make ineffective)

Compound Verbs with 'Kalmak'

Etkisiz kalmak (To remain ineffective)

Nouns from Adjectives with -lik

Etkisiz -> Etkisizlik (Ineffectiveness)

Adverbs with 'bir şekilde'

Etkisiz bir şekilde (In an ineffective way)

Exemples par niveau

1

Bu ilaç etkisiz.

This medicine is ineffective.

Simple Subject + Adjective structure.

2

Sıfır, toplama işleminde etkisizdir.

Zero is ineffective (the identity element) in addition.

Using the suffix -dir for a factual statement.

3

Bu anahtar etkisiz, kapıyı açmıyor.

This key is ineffective, it doesn't open the door.

Adjective describing a physical object's failure.

4

Deterjan lekeler için etkisiz.

The detergent is ineffective for the stains.

Using 'için' to show the scope of ineffectiveness.

5

Planımız maalesef etkisiz kaldı.

Our plan unfortunately remained ineffective.

Introduction of the verb 'kalmak'.

6

Bu piller artık etkisiz.

These batteries are now ineffective (dead).

Plural subject with 'artık' (now/anymore).

7

Onun sözleri bende etkisiz.

His words are ineffective on me.

Using the locative-like 'bende' to mean 'on me'.

8

Küçük vantilatör çok etkisiz.

The small fan is very ineffective.

Using 'çok' as an intensifier.

1

Öğretmenin uyarısı o çocuk üzerinde etkisiz oldu.

The teacher's warning was ineffective on that child.

Using 'üzerinde' (on/over) with 'etkisiz'.

2

Yeni kurallar henüz etkisiz görünüyor.

The new rules seem ineffective for now.

Using 'görünmek' (to seem).

3

Bu eski yöntem bugünlerde etkisiz.

This old method is ineffective these days.

Temporal adverb 'bugünlerde'.

4

Maalesef bu çözüm yolu etkisiz.

Unfortunately, this way of solution is ineffective.

Compound noun 'çözüm yolu'.

5

Senin yardımın bu durumda etkisiz kalır.

Your help remains ineffective in this situation.

Future/Aorist tense with 'kalmak'.

6

Hava soğutucu büyük oda için etkisiz.

The air cooler is ineffective for the large room.

Adjective modifying the cooler's performance.

7

Bu kremin yan etkisiz olduğunu söylediler.

They said this cream is without side effects (ineffective side-wise).

Note: 'Yan etkisiz' means no side effects, a common variation.

8

Onun itirazları her zaman etkisizdir.

His objections are always ineffective.

Plural subject 'itirazlar'.

1

Yapılan tüm müdahaleler hastanın durumunda etkisiz kaldı.

All interventions made remained ineffective in the patient's condition.

Passive participle 'yapılan'.

2

Bu boya suya karşı tamamen etkisizdir.

This paint is completely ineffective against water.

Using 'karşı' (against).

3

Politikacının konuşması seçmenler üzerinde etkisiz bir izlenim bıraktı.

The politician's speech left an ineffective impression on the voters.

Adjective-Noun phrase 'etkisiz bir izlenim'.

4

Saldırgan polis tarafından kısa sürede etkisiz hâle getirildi.

The attacker was neutralized by the police in a short time.

Passive voice with 'tarafından'.

5

Bu strateji rakiplerimize karşı etkisiz görünüyor.

This strategy seems ineffective against our rivals.

Dative case 'rakiplerimize'.

6

Eski şifreler artık sistemde etkisizdir.

Old passwords are now ineffective in the system.

Abstract usage of ineffectiveness.

7

Onun liderliği kriz anında etkisiz kaldı.

His leadership remained ineffective at the moment of crisis.

Possessive 'onun liderliği'.

8

Bu kimyasal madde böcekler üzerinde etkisiz.

This chemical is ineffective on insects.

Scientific context.

1

Merkez Bankası'nın faiz kararı enflasyonu düşürmekte etkisiz kaldı.

The Central Bank's interest rate decision remained ineffective in lowering inflation.

Locative verbal noun 'düşürmekte'.

2

Güvenlik duvarı yeni virüslere karşı etkisiz kalıyor.

The firewall remains ineffective against new viruses.

Continuous tense 'kalıyor'.

3

Toplumun tepkisi yasayı değiştirmek için etkisiz bir çabaydı.

The public's reaction was an ineffective effort to change the law.

Noun phrase 'etkisiz bir çaba'.

4

İlaçların bu virüs türü üzerinde etkisiz olduğu kanıtlandı.

It was proven that the drugs are ineffective on this type of virus.

Noun clause with 'olduğu'.

5

Yönetimin aldığı önlemler grevi durdurmakta etkisizdi.

The measures taken by management were ineffective in stopping the strike.

Relative clause 'aldığı önlemler'.

6

Bu argüman mahkemede oldukça etkisiz görünüyor.

This argument seems quite ineffective in court.

Adverbial modifier 'oldukça'.

7

Eski teknoloji modern ihtiyaçlar karşısında etkisiz kalmaktadır.

Old technology remains ineffective in the face of modern needs.

Formal suffix '-maktadır'.

8

Onun baskıları benim kararım üzerinde etkisizdir.

His pressures are ineffective on my decision.

Plural 'baskıları'.

1

Anayasa Mahkemesi, söz konusu maddeyi hukuken etkisiz kıldı.

The Constitutional Court rendered the article in question legally ineffective.

Formal verb 'kılmak' (to render/make).

2

Diplomatik girişimler savaşı önlemede maalesef etkisiz kalmıştır.

Diplomatic initiatives have unfortunately remained ineffective in preventing the war.

Perfective '-mıştır'.

3

Yazarın üslubu, vermek istediği mesajı iletmekte etkisiz bir araçtır.

The author's style is an ineffective tool in conveying the message they want to give.

Complex noun phrase.

4

Bu katalizör, düşük sıcaklıklarda tamamen etkisiz bir özellik gösterir.

This catalyst exhibits a completely ineffective property at low temperatures.

Scientific register.

5

Şirketin hiyerarşik yapısı, hızlı karar alma süreçlerinde etkisiz kalıyor.

The company's hierarchical structure remains ineffective in rapid decision-making processes.

Business context.

6

Bireysel çabalar, sistemik sorunlar karşısında genellikle etkisizdir.

Individual efforts are generally ineffective against systemic problems.

Sociological analysis.

7

Sözleşmenin bu maddesi mevcut yasalar nedeniyle etkisiz sayılacaktır.

This article of the contract will be considered ineffective due to current laws.

Passive future 'sayılacaktır'.

8

Propaganda çalışmaları, bilinçli kitleler üzerinde etkisiz kalmaya mahkumdur.

Propaganda efforts are doomed to remain ineffective on conscious masses.

Phrase 'mahkumdur' (is doomed to).

1

Ontolojik açıdan, varlığı eyleme dökülmeyen her irade etkisizdir.

From an ontological perspective, every will whose existence is not put into action is ineffective.

Philosophical register.

2

Merkezi otoritenin taşradaki nüfuzu, yerel güç odakları yüzünden etkisizleşmiştir.

The central authority's influence in the provinces has become ineffective due to local power centers.

Verb 'etkisizleşmek'.

3

Retorik becerisi, sağlam bir mantık örgüsüyle desteklenmediğinde etkisiz bir gürültüden ibarettir.

Rhetorical skill is nothing but an ineffective noise when not supported by a solid logical structure.

Phrase '...den ibarettir' (consists only of).

4

Küresel iklim politikaları, yaptırım gücü olmaksızın temelde etkisiz kalmaya devam edecektir.

Global climate policies will continue to remain fundamentally ineffective without enforcement power.

Adverbial 'olmaksızın' (without).

5

Eski rejimin kalıntıları, yeni düzende tamamen etkisiz hâle getirilmiş unsurlardır.

The remnants of the old regime are elements that have been completely neutralized in the new order.

Complex passive participle.

6

Sanatın toplumsal dönüşümdeki rolü, estetik kaygılar ön plana çıktığında etkisizleşebilir.

The role of art in social transformation can become ineffective when aesthetic concerns come to the fore.

Potential mood '-ebilir'.

7

Hukuk devleti ilkesinin aşınması, yargı kararlarını fiilen etkisiz kılmaktadır.

The erosion of the rule of law principle effectively renders judicial decisions ineffective.

Adverb 'fiilen' (de facto/effectively).

8

Bilimsel veriler, ideolojik önyargıların hakim olduğu bir ortamda etkisiz kalmaya mahkumdur.

Scientific data is doomed to remain ineffective in an environment dominated by ideological biases.

Relative clause 'hakim olduğu'.

Collocations courantes

etkisiz eleman
etkisiz hâle getirmek
tamamen etkisiz
etkisiz kalmak
hukuken etkisiz
etkisiz kılmak
yan etkisiz
oldukça etkisiz
etkisiz bir şekilde
etkisiz bırakmak

Phrases Courantes

Etkisiz eleman gibi oturmak

— To sit like a useless person who doesn't contribute.

Toplantıda etkisiz eleman gibi oturma, bir şeyler söyle.

Etkisiz kalmak

— To fail to produce a result despite trying.

Uyarılarım maalesef etkisiz kaldı.

Etkisiz hâle getirilmek

— To be neutralized (passive form).

Tehdit kısa sürede etkisiz hâle getirildi.

Etkisiz bir çaba

— A futile or useless effort.

Bu etkisiz bir çabadan başka bir şey değil.

Etkisiz bir yöntem

— A method that doesn't work.

Bu çok etkisiz bir yöntem, başka bir şey deneyelim.

Etkisiz bir ilaç

— A placebo or a medicine that doesn't work for a specific person.

Bu etkisiz bir ilaç, ağrımı kesmedi.

Etkisiz kılınmak

— To be rendered ineffective (formal).

Yasa maddesi yeni düzenleme ile etkisiz kılındı.

Tamamen etkisiz

— Completely without effect.

Sözlerin bende tamamen etkisiz.

Etkisizleşen güç

— Power that is becoming ineffective.

Kralın etkisizleşen gücü halkı korkutuyor.

Etkisiz bir savunma

— A weak or ineffective defense (sports or legal).

Takım bu akşam çok etkisiz bir savunma yaptı.

Souvent confondu avec

etkisiz vs verimsiz

Verimsiz means unproductive (low yield), etkisiz means zero effect.

etkisiz vs geçersiz

Geçersiz means invalid/expired, etkisiz means non-functional.

etkisiz vs tepkisiz

Tepkisiz means unresponsive/no reaction, etkisiz means no result.

Expressions idiomatiques

"Etkisiz eleman"

— A person who is present but has no influence or doesn't do anything.

Grupta etkisiz eleman olmak istemiyorum.

Colloquial
"Havanda su dövmek"

— To engage in a futile, ineffective activity (Related idiom).

Bu projeyle uğraşmak havanda su dövmek gibi, çok etkisiz.

Idiomatic
"Boşa kürek çekmek"

— To row in vain; to make an ineffective effort (Related idiom).

Onu ikna etmeye çalışmak boşa kürek çekmek, tüm çabalar etkisiz.

Idiomatic
"Sözü geçmemek"

— For one's words to be ineffective/uninfluential.

Artık bu evde sözü geçmiyor, tamamen etkisiz biri oldu.

Colloquial
"Etkisiz hâle getirmek"

— To neutralize (often used as an idiom for taking someone out of a game or situation).

Rakiplerini zekasıyla etkisiz hâle getirdi.

Metaphorical
"Hükmü kalmamak"

— To no longer have any effect or power.

Bu kuralların artık hükmü kalmadı, tamamen etkisizler.

Formal
"Diş geçirememek"

— To be unable to have an effect on someone stronger (Related).

Ona diş geçiremedi, tüm saldırıları etkisiz kaldı.

Idiomatic
"Nefes tüketmek"

— To waste breath on an ineffective conversation.

Onunla konuşarak boşuna nefes tüketme, etkisiz kalacaksın.

Idiomatic
"Suya yazı yazmak"

— To do something that leaves no trace; totally ineffective.

Senin bu öğütlerin suya yazı yazmak gibi, çocuk üzerinde etkisiz.

Literary/Idiomatic
"Etkisiz kalmak"

— Used as a fixed expression for failure to influence.

Dualarım etkisiz kaldı.

Neutral

Facile à confondre

etkisiz vs etkili

Opposite meanings.

Etkili produces a result; etkisiz does not.

Bu ilaç çok etkili, diğeri ise etkisiz.

etkisiz vs etkileyici

Similar root.

Etkileyici means impressive/moving; etkisiz means ineffective.

Konuşması etkileyiciydi ama sonuçları etkisiz kaldı.

etkisiz vs yetersiz

Both imply failure.

Yetersiz means 'not enough'; etkisiz means 'none'.

Bütçe yetersiz, bu yüzden plan etkisiz kaldı.

etkisiz vs faydasız

Close synonyms.

Faydasız focuses on lack of benefit; etkisiz on lack of impact.

Faydasız bir çaba, çünkü yöntem etkisiz.

etkisiz vs tesirsiz

Same meaning.

Tesirsiz is the older, more formal Arabic version.

Eski kitaplarda 'tesirsiz' kelimesini görebilirsiniz.

Structures de phrases

A1

[Noun] etkisiz.

Bu ilaç etkisiz.

A2

[Noun] [Noun]-e karşı etkisiz.

Bu boya suya karşı etkisiz.

B1

[Noun] etkisiz kaldı.

Uyarılar etkisiz kaldı.

B1

[Noun] etkisiz hâle getirildi.

Bomba etkisiz hâle getirildi.

B2

[Noun] üzerinde etkisiz olmak.

Karar halk üzerinde etkisiz oldu.

C1

Hukuken etkisiz kılmak.

Maddeyi hukuken etkisiz kıldılar.

C1

[Noun] etkisiz bir araçtır.

Bu yöntem etkisiz bir araçtır.

C2

[Abstract Noun] etkisizleşmesi.

Otoritenin etkisizleşmesi sorun yarattı.

Famille de mots

Noms

etki (effect)
etkisizlik (ineffectiveness)
etkileşim (interaction)

Verbes

etmek (to do/make)
etkilemek (to affect)
etkisizleşmek (to become ineffective)
etkisizleştirmek (to render ineffective)

Adjectifs

etkili (effective)
etkileyici (impressive)
etkisiz (ineffective)

Apparenté

tesir
sonuç
fayda
yarar
güç

Comment l'utiliser

frequency

Very common in news, math, and professional evaluations.

Erreurs courantes
  • Etkisiz oldu (for neutralized) Etkisiz hâle getirildi

    In news contexts, the passive phrase 'hâle getirildi' is the standard way to say someone was neutralized.

  • Bu çocuk çok etkisiz. Bu çocuk çok verimsiz.

    If a child is just lazy, 'verimsiz' (unproductive) is better. 'Etkisiz' implies they have zero impact on the world.

  • Ağrıya etkisiz. Ağrı üzerinde etkisiz.

    In Turkish, something is ineffective 'on' (üzerinde) something, not 'to' it.

  • Etkisiz bir film. Etkileyici olmayan bir film.

    Use 'etkisiz' for function, 'etkileyici olmayan' for lack of emotional impact.

  • Etki yok bir yöntem. Etkisiz bir yöntem.

    Use the adjectival form 'etkisiz' instead of the noun phrase 'etki yok' when modifying a noun.

Astuces

Math Metaphor

Use 'etkisiz eleman' to describe a friend who comes to the party but just sits in the corner and doesn't talk to anyone.

Pair with 'Kalmak'

When a plan fails, always say 'etkisiz kaldı' rather than just 'etkisizdi' to sound more like a native speaker.

Medical Accuracy

If a medicine has no side effects, you can say 'yan etkisiz'. This is a very common and positive use of the word.

News Style

Practice the phrase 'etkisiz hâle getirildi' to understand Turkish news reports better.

Formal Reports

In business writing, use 'etkisiz' to objectively describe a strategy that didn't meet its KPIs.

Avoid Direct Insults

Don't call your boss 'etkisiz' unless you want to get fired. It's a strong critique of their ability to lead.

Suffix Power

Remember that -siz always means 'without'. Etki (effect) + siz (without) = Ineffective.

Sports Commentary

Listen for 'etkisiz' during football matches to hear it used in a dynamic, high-energy context.

Compare with 'Geçersiz'

Remember: Etkisiz = doesn't work. Geçersiz = not allowed/expired.

Last Syllable Stress

Always stress the 'SIZ' at the end of the word. Turkish adjectives usually stress the last syllable.

Mémorise-le

Moyen mnémotechnique

Think of 'Etki' as 'Action/Effect' and '-siz' as 'Size-less' (no size/no impact). So, 'Etkisiz' is an action with no 'size' or impact.

Association visuelle

Imagine a superhero trying to punch a brick wall, but their hand just passes through it like a ghost. The punch was 'etkisiz'.

Word Web

etki etkili etkisiz etkisizlik etkisizleşmek etkisiz eleman etkisiz hâle getirmek etkilemek

Défi

Try to find three things in your house that are 'etkisiz' (e.g., a dead battery, a broken pen, a dull knife) and name them in Turkish.

Origine du mot

Derived from the Old Turkic root 'et-' meaning 'to do' or 'to perform'. The noun 'etki' was coined during the Turkish Language Reform to replace the Arabic loanword 'tesir'.

Sens originel : The root 'et-' is one of the most fundamental verbs in Turkic languages, representing action.

Turkic

Contexte culturel

Be careful using 'etkisiz hâle getirmek' in casual conversation as it carries a strong connotation of police/military force.

English speakers often use 'ineffective' for people, but in Turkish, 'etkisiz' is more often used for things/actions. Using it for people can sound more clinical or mathematical.

Mathematical curriculum (Etkisiz Eleman) Turkish News Bulletins (Etkisiz hâle getirildi) Sports commentary regarding underperforming stars

Pratique dans la vie réelle

Contextes réels

Mathematics

  • Etkisiz eleman nedir?
  • Sıfır etkisizdir.
  • Çarpmada bir etkisiz elemandır.
  • Matematiksel olarak etkisiz.

Medicine

  • İlaç etkisiz kaldı.
  • Tedavi etkisiz görünüyor.
  • Yan etkisiz ilaçlar.
  • Doz yetersiz, etkisiz.

Police/News

  • Etkisiz hâle getirildi.
  • Saldırgan etkisiz.
  • Tehdit etkisiz kılındı.
  • Kısa sürede etkisiz hâle getirildi.

Sports

  • Sahada etkisizdi.
  • Hücumda etkisiz kaldılar.
  • Etkisiz bir oyun.
  • Yıldız oyuncu çok etkisiz.

Law

  • Hukuken etkisiz.
  • Geçersiz ve etkisiz.
  • Madde etkisiz sayıldı.
  • Etkisiz bir sözleşme.

Amorces de conversation

"Sence hangi ekonomik önlemler şu an etkisiz kalıyor?"

"Matematikte etkisiz eleman konusunu hatırlıyor musun?"

"Hiç aldığın bir ilacın tamamen etkisiz olduğunu hissettin mi?"

"Bir liderin etkisiz kalmasının en büyük sebebi nedir?"

"Hangi reklam kampanyaları sence tüketiciler üzerinde etkisiz?"

Sujets d'écriture

Bugün yaptığın ve etkisiz kaldığını düşündüğün bir eylemi yaz.

Hayatında 'etkisiz eleman' gibi hissettiğin bir anı anlat.

Bir sorunu çözmek için denediğin ama etkisiz kalan yöntemleri listele.

Toplumdaki hangi kuralların etkisiz olduğunu düşünüyorsun? Neden?

Gelecekte hangi teknolojilerin etkisiz kalacağını tahmin ediyorsun?

Questions fréquentes

10 questions

Yes, but usually in the phrase 'etkisiz eleman' to describe someone who doesn't contribute, or in sports to describe a player not performing well. Using it directly to call someone 'etkisiz' can be offensive.

Etkisiz means there is no effect at all (0%). Verimsiz means there is an effect, but it is not efficient or productive (e.g., 20% output for 100% effort).

The most common way is 'etkisiz hâle getirmek.' This is used for bombs, attackers, or even chemical substances.

It is moderately common. You'll use it to complain about medicine, products, or plans that didn't work. It is very common in news and school (math).

It means 'identity element.' For example, in addition, 5 + 0 = 5, so 0 is the 'etkisiz eleman' (it doesn't change the other number).

It's better to use 'etkileyici değildi' (it wasn't impressive) or 'sıkıcı' (boring). 'Etkisiz' sounds more like the movie failed to function technically.

The direct opposite is 'etkili' (effective).

Yes, but mostly in formal writing, old literature, or by older generations. 'Etkisiz' is the modern and more common term.

Usually yes, as it implies failure. However, in math (etkisiz eleman) or medicine (yan etkisiz - no side effects), it can be neutral or positive.

The 'i' is like the 'i' in 'sit' but a bit more closed, and the 'z' is a sharp 's' sound that vibrates. The stress is on this syllable.

Teste-toi 200 questions

writing

Write a sentence using 'etkisiz' to describe a medicine that didn't work.

Well written! Good try! Check the sample answer below.

Correct ! Pas tout à fait. Rponse correcte :
writing

Translate: 'The police neutralized the suspect.'

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Correct ! Pas tout à fait. Rponse correcte :
writing

Explain 'etkisiz eleman' in Turkish using a simple sentence.

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Correct ! Pas tout à fait. Rponse correcte :
writing

Write a short critique of an ineffective plan using 'etkisiz'.

Well written! Good try! Check the sample answer below.

Correct ! Pas tout à fait. Rponse correcte :
writing

Use 'etkisiz' in a sentence about sports.

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Correct ! Pas tout à fait. Rponse correcte :
writing

Translate: 'Individual efforts are ineffective against systemic problems.'

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Correct ! Pas tout à fait. Rponse correcte :
writing

Write a sentence using 'etkisiz' and 'tamamen'.

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Correct ! Pas tout à fait. Rponse correcte :
writing

Translate: 'The new law remains ineffective.'

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Correct ! Pas tout à fait. Rponse correcte :
writing

Use 'etkisiz hâle getirmek' in a sentence about a computer virus.

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Correct ! Pas tout à fait. Rponse correcte :
writing

Write a sentence about a person being an 'etkisiz eleman' at work.

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Correct ! Pas tout à fait. Rponse correcte :
writing

Translate: 'This method is ineffective for me.'

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Correct ! Pas tout à fait. Rponse correcte :
writing

Use 'etkisiz' to describe a weak argument.

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writing

Translate: 'The side effects are non-existent (ineffective).'

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Correct ! Pas tout à fait. Rponse correcte :
writing

Write a sentence using 'hukuken etkisiz'.

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Correct ! Pas tout à fait. Rponse correcte :
writing

Translate: 'My warnings remained ineffective.'

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writing

Write a sentence about a cleaning product using 'etkisiz'.

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writing

Translate: 'Zero is the identity element in addition.'

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writing

Use 'etkisiz' in a sentence about a firewall.

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writing

Write a sentence using 'etkisiz' and 'rakipler'.

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Correct ! Pas tout à fait. Rponse correcte :
writing

Translate: 'The old passwords are now ineffective.'

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Correct ! Pas tout à fait. Rponse correcte :
speaking

How would you tell a doctor that a medicine is not working?

Read this aloud:

Correct ! Pas tout à fait. Rponse correcte :
speaking

Describe a person in a group who does nothing using 'etkisiz'.

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Correct ! Pas tout à fait. Rponse correcte :
speaking

How do you say 'neutralized' in a formal way?

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Correct ! Pas tout à fait. Rponse correcte :
speaking

Explain why zero is an 'etkisiz eleman'.

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speaking

How would you describe a weak football defense?

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speaking

Say 'This method is completely ineffective' in Turkish.

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Correct ! Pas tout à fait. Rponse correcte :
speaking

How would you say 'My efforts were useless'?

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Correct ! Pas tout à fait. Rponse correcte :
speaking

Describe a dead battery in Turkish.

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Correct ! Pas tout à fait. Rponse correcte :
speaking

How do you say 'legally void'?

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Correct ! Pas tout à fait. Rponse correcte :
speaking

How would you critique a boring speech?

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Correct ! Pas tout à fait. Rponse correcte :
speaking

Say 'It is ineffective against water.'

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Correct ! Pas tout à fait. Rponse correcte :
speaking

How do you say 'rendered ineffective'?

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Correct ! Pas tout à fait. Rponse correcte :
speaking

Describe a product that didn't work for you.

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Correct ! Pas tout à fait. Rponse correcte :
speaking

How would you describe a powerless king?

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Correct ! Pas tout à fait. Rponse correcte :
speaking

Say 'The virus was neutralized.'

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Correct ! Pas tout à fait. Rponse correcte :
speaking

How do you say 'identity element' in Turkish?

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speaking

Say 'The old rules are ineffective now.'

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speaking

How would you say 'Your threats don't work on me'?

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Correct ! Pas tout à fait. Rponse correcte :
speaking

Describe a weak argument in a debate.

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Correct ! Pas tout à fait. Rponse correcte :
speaking

How would you say 'The plan was fruitless'?

Read this aloud:

Correct ! Pas tout à fait. Rponse correcte :
listening

Listen to the phrase: 'Etkisiz hâle getirildi.' What happened?

Correct ! Pas tout à fait. Rponse correcte :
Correct ! Pas tout à fait. Rponse correcte :
listening

Listen to: 'Sıfır etkisiz elemandır.' What is the subject?

Correct ! Pas tout à fait. Rponse correcte :
Correct ! Pas tout à fait. Rponse correcte :
listening

Listen to: 'İlaç etkisiz kaldı.' Did the person get better?

Correct ! Pas tout à fait. Rponse correcte :
Correct ! Pas tout à fait. Rponse correcte :
listening

Listen to: 'Hukuken etkisiz.' Is it valid?

Correct ! Pas tout à fait. Rponse correcte :
Correct ! Pas tout à fait. Rponse correcte :
listening

Listen to: 'Sahada etkisizdi.' How did the player play?

Correct ! Pas tout à fait. Rponse correcte :
Correct ! Pas tout à fait. Rponse correcte :
listening

Listen to: 'Yan etkisiz.' Is this good or bad for medicine?

Correct ! Pas tout à fait. Rponse correcte :
Correct ! Pas tout à fait. Rponse correcte :
listening

Listen to: 'Tamamen etkisiz.' What is the intensity?

Correct ! Pas tout à fait. Rponse correcte :
Correct ! Pas tout à fait. Rponse correcte :
listening

Listen to: 'Etkisiz bir çaba.' Was it successful?

Correct ! Pas tout à fait. Rponse correcte :
Correct ! Pas tout à fait. Rponse correcte :
listening

Listen to: 'Beni etkisiz bıraktınız.' How does the speaker feel?

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Correct ! Pas tout à fait. Rponse correcte :
listening

Listen to: 'Etkisiz bir yöntem.' Should they keep using it?

Correct ! Pas tout à fait. Rponse correcte :
Correct ! Pas tout à fait. Rponse correcte :
listening

Listen to: 'Deterjan etkisiz.' Are the clothes clean?

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Correct ! Pas tout à fait. Rponse correcte :
listening

Listen to: 'Etkisizleşen güç.' Is the power growing?

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Correct ! Pas tout à fait. Rponse correcte :
listening

Listen to: 'Etkisiz bir savunma.' Did they concede a goal?

Correct ! Pas tout à fait. Rponse correcte :
Correct ! Pas tout à fait. Rponse correcte :
listening

Listen to: 'Böcek ilacı etkisiz.' Are the bugs gone?

Correct ! Pas tout à fait. Rponse correcte :
Correct ! Pas tout à fait. Rponse correcte :
listening

Listen to: 'Etkisiz bir şifre.' Can they log in?

Correct ! Pas tout à fait. Rponse correcte :
Correct ! Pas tout à fait. Rponse correcte :

/ 200 correct

Perfect score!

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