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A2 adjective 10 min read

inactivo

Practice it Examples Notes & Tips inactivo in 30 Seconds

Explanation inactivo in your Level:

At the A1 level, you can think of inactivo as the opposite of 'active'. If you are not running, jumping, or playing, you might be described as inactivo. In very simple terms, it means 'not doing anything'. You will mostly see this word in basic health contexts, like a doctor asking if you exercise. For a beginner, it is important to remember that the word changes slightly depending on who or what you are talking about. If it's a boy, it's inactivo. If it's a girl, it's inactiva. If it's more than one person, add an 's': inactivos or inactivas. Even though it's a long word, it's easy to recognize because it looks like 'inactive' in English. You might use it to describe a pet that sleeps all day: 'O meu cão é inactivo' (My dog is inactive). At this stage, focus on the basic physical meaning and the spelling. Try to use it to describe simple states of being, like a phone that is not being used or a person sitting on a sofa. It is a useful word for building basic descriptions of people and things in your environment.

At the A2 level, you start to use inactivo in more specific and practical situations. You might encounter it when dealing with technology, such as your status on a computer or a social media app. If you don't use your account for a long time, the website might say it is inactiva. You also learn to use it in health discussions more accurately. Instead of just saying 'not moving', you can talk about an 'estilo de vida inactivo' (inactive lifestyle). This is a common phrase in Portuguese-speaking countries. You should also be aware of the spelling difference: in Portugal and Brazil, you might see it written as 'inativo' without the 'c'. This is because of a new spelling rule, but both are often understood. At A2, you should practice using inactivo with the verb 'estar' for temporary states (like a computer session) and 'ser' for more permanent qualities (like a dormant volcano). You are also learning to connect it with other words, like 'população inactiva' (people who don't work), which you might hear on the news. This level is about moving from simple descriptions to functional usage in daily digital and social life.

By the B1 level, you are expected to use inactivo in more formal and varied contexts. You will see it in news reports about the economy, specifically referring to the 'população inactiva'—those who are not in the labor market, like students or retirees. You should also be able to use the word in professional settings. For example, a project at work might be 'inactivo' because it is waiting for approval. At this level, you can distinguish between inactivo and its synonyms like 'parado' or 'ocioso'. You understand that inactivo is a more formal, objective term. You might also encounter it in scientific or geographical texts, describing things like 'vulcões inactivos' or 'substâncias inactivas'. Your grammar should be precise, ensuring that the adjective always agrees with the noun in gender and number. You can also start using the adverbial form 'inactivamente', though it is less common. B1 learners should feel comfortable reading this word in newspapers and using it to describe complex situations, like the status of a legal case or the condition of a dormant bank account. It’s about adding precision to your descriptions and understanding the word's role in professional and academic Portuguese.

At the B2 level, you have a nuanced understanding of inactivo and can use it in abstract and technical discussions. You understand the subtle difference between an 'inactive' state and an 'inert' state in chemistry or physics. You can participate in debates about public health and the 'epidemia de sedentarismo', using inactivo to describe societal trends. In a business context, you might discuss 'ativos inactivos' (inactive assets) and how they affect a company's balance sheet. You are also aware of the word's use in legal and administrative language, such as 'leis inactivas' that are still on the books but no longer applied. Your use of the word is fluid, and you can easily swap it for more sophisticated alternatives like 'latente', 'estagnado', or 'em dormência' depending on the desired tone. You can also handle the word in complex sentence structures, such as using it in the passive voice or within relative clauses. At this stage, you should be able to write a formal essay or report where inactivo is used to categorize data or describe a specific status without repeating yourself. You understand the cultural weight of the word in discussions about the aging population and economic challenges in Lusophone countries.

At the C1 level, your command of inactivo is near-native. You recognize its use in high-level literature and philosophical texts where 'inacção' (inaction) and being inactivo might be explored as themes of existentialism or social commentary. You can use the word with precision in specialized fields, such as medicine (referring to 'enzimas inactivas'), law (referring to 'prazos inactivos'), or high-level computer engineering. You are fully aware of the historical evolution of the spelling and can navigate both 'inactivo' and 'inativo' with ease, understanding the stylistic implications of each. In professional environments, you can use the term to describe complex organizational states, such as 'departamentos inactivos' during a merger. You are also sensitive to the word's register, knowing when to use it for clinical objectivity and when a more evocative word might be better. Your ability to use inactivo in idiomatic or semi-idiomatic expressions is well-developed. You can analyze the social implications of an 'inactivo' population in a political science context, discussing the nuances between unemployment and economic inactivity. At this level, the word is not just a vocabulary item but a tool for precise, sophisticated communication across all domains of life.

At the C2 level, you possess a masterly control of inactivo, including its most obscure and academic applications. You can use it in the context of historical analysis to describe periods of political 'inactividade' or in scientific research to describe the state of matter at absolute zero. You understand the word's relationship with its Latin roots and how that influences its usage in other Romance languages. In a professional or academic setting, you can lead discussions on the 'reintegração de indivíduos inactivos' into the workforce, considering the psychological, social, and economic factors involved. You can use the word to create subtle rhetorical effects, such as irony or emphasis, in complex speeches or articles. Your understanding of the word is so deep that you can identify when it is being used incorrectly or slightly 'off' by others. You are comfortable with all derivatives of the word and can use them to construct intricate arguments. At C2, inactivo is part of a vast, interconnected web of vocabulary that you use with effortless precision, whether you are writing a doctoral thesis, a legal brief, or a piece of literary criticism. You represent the highest level of linguistic competence, where the word is used with complete accuracy and stylistic flair.

Practice it Examples Notes & Tips

inactivo in 30 Seconds

Inactivo means not active or not moving.
It is used for people, technology, and nature.
Must agree in gender and number (inactivo/a/os/as).
Commonly used in health, banking, and science.

The Portuguese word inactivo is a versatile adjective that primarily describes a state of non-action, dormancy, or lack of physical movement. At its core, it is the direct negation of 'activo' (active). While it is frequently used to describe a person who does not engage in physical exercise, its utility extends far beyond the gym or the doctor's office. In a literal sense, it refers to something that is not performing its intended function or is currently in a state of rest. For example, a machine that is turned off is inactivo, and a volcano that hasn't erupted in centuries is also described as inactivo. The word carries a neutral to slightly clinical tone, making it suitable for medical reports, technical manuals, and formal descriptions of behavior.

Physical Health: Used to describe a sedentary lifestyle where the individual does not meet the minimum requirements for physical activity. It is often contrasted with 'atlético' or 'activo'.
Technology and Accounts: Refers to digital profiles, bank accounts, or software processes that are not currently being used or have been suspended due to lack of interaction.
Geology and Nature: Describes natural phenomena like volcanoes or fault lines that are dormant and show no signs of immediate activity.

O estilo de vida inactivo é um factor de risco para muitas doenças crónicas.

In social contexts, calling someone inactivo is less about their personality (like being 'preguiçoso' or lazy) and more about their current state of engagement. For instance, a member of a club who no longer attends meetings is considered an 'associado inactivo'. This distinction is crucial: 'inactivo' describes a status or a level of participation rather than a character flaw. In the workplace, an employee might be 'inactivo' during a period of leave, or a project might be placed in an 'inactivo' state while waiting for funding. This suggests a temporary or situational lack of activity rather than a permanent condition.

A sua conta bancária tornou-se inactiva após dois anos sem movimentos.

Furthermore, the word is used in economics to describe the part of the population that is not working and not looking for work, known as the 'população inactiva'. This group includes students, retirees, and people who cannot work for various reasons. Understanding this word helps learners navigate formal documents, health advice, and technical settings where precise descriptions of state are required. Whether you are talking about a dormant computer session or a quiet weekend at home, inactivo provides a clear, objective way to express the absence of action.

Using inactivo correctly requires paying close attention to gender and number agreement, as it is a standard adjective. In Portuguese, adjectives must match the noun they modify. Therefore, you will use inactivo for masculine singular nouns, inactiva for feminine singular, inactivos for masculine plural, and inactivas for feminine plural. This is one of the most common stumbling blocks for English speakers, as 'inactive' remains unchanged in English regardless of the subject.

Masculine Singular: O vulcão está inactivo. (The volcano is inactive.)
Feminine Singular: A conta está inactiva. (The account is inactive.)
Plural Forms: Os jogadores estão inactivos; as máquinas permanecem inactivas.

Durante o Inverno, muitos animais permanecem num estado inactivo.

The placement of inactivo usually follows the noun, which is the standard position for descriptive adjectives in Portuguese. However, it can also appear after linking verbs like 'estar' (to be - temporary state), 'ser' (to be - permanent/essential quality), or 'permanecer' (to remain). Choosing between 'ser' and 'estar' with inactivo depends on the context. If a volcano is fundamentally categorized as inactive (it’s an 'inactive volcano'), you might use 'ser'. If a user's status on a messaging app is currently 'inactive' but will change soon, 'estar' is the correct choice.

In technical writing, you will often see inactivo used as a status label. For example, in a database, a record might have a column for 'Estado' with values 'Activo' or 'Inactivo'. In medical contexts, doctors might warn patients about 'comportamento inactivo', referring to a lack of exercise. It is also common in legal or administrative language to describe laws or regulations that are no longer being enforced but haven't been officially repealed. By mastering the agreement and placement of this word, you can accurately describe everything from a sleepy cat to a dormant financial asset.

Muitos utilizadores têm perfis inactivos nas redes sociais.

You are likely to encounter the word inactivo in several specific environments. One of the most common is in the realm of health and wellness. In Portugal and Brazil, public health campaigns often target 'sedentarismo' (sedentary lifestyle), and you will hear health professionals use inactivo to describe patients who do not move enough. For instance, in a waiting room, you might see a brochure that says, 'Não seja um adulto inactivo; caminhe 30 minutos por dia.' Here, the word serves as a call to action by highlighting the negative state of being inactive.

O médico disse que o meu estilo de vida é demasiado inactivo.

Another major sphere is technology and banking. If you try to log into an old email account or a bank portal after a long time, you might receive a message saying, 'A sua sessão está inactiva' (Your session is inactive) or 'A conta foi marcada como inactiva por segurança.' In these cases, the word is a technical status. Similarly, in an office environment, if you are using collaboration tools like Slack or Microsoft Teams, your status might automatically change to 'inactivo' if you haven't touched your keyboard for a few minutes. This is a very common daily occurrence for office workers.

In the news, specifically during weather or geological reports, inactivo is the standard term for volcanoes that are not currently erupting. If you visit the Azores or Cape Verde, you might hear tour guides describing certain volcanic craters as 'inactivos'. In a different vein, you might hear it in sports commentary. If a star player is injured and sitting on the bench, the commentator might say they are 'inactivo para o jogo de hoje'. This implies they are part of the team but not participating in the physical play. These varied contexts show that while the word is formal, it is deeply embedded in daily life, from our bodies to our bank accounts.

O vulcão do Fogo está inactivo no momento, mas é monitorizado.

One of the most frequent mistakes learners make when using inactivo is confusing it with the word 'preguiçoso' (lazy). While an inactive person might be lazy, the two words are not interchangeable. Inactivo is a descriptive state—it simply means not doing anything. A professional athlete is 'inactivo' when they are sleeping or injured, but they are certainly not 'preguiçoso'. Using inactivo provides a more objective, non-judgmental description, whereas 'preguiçoso' is a personality trait and often carries a negative moral judgment.

Inactivo vs. Parado: 'Parado' means stopped or still. You can be 'parado' at a red light while still being 'activo' (your engine is running). 'Inactivo' implies a deeper lack of function or participation.
Spelling Confusion: Learners often forget to drop the 'c' in modern spelling (inativo) or fail to agree the gender (using 'inactivo' for a feminine 'conta').

Erro comum: "A conta bancária está inactivo." Correto: "A conta está inactiva."

Another mistake is using inactivo when 'desligado' (off/disconnected) is more appropriate. For example, if you turn off your phone, you wouldn't usually say the phone is 'inactivo'; you would say it is 'desligado'. Inactivo is better suited for systems that are powered on but not processing anything, or for accounts that exist but aren't being used. English speakers also tend to overuse 'inactivo' in contexts where Portuguese speakers would use more specific verbs. Instead of saying 'He is inactive,' a native might say 'Ele não está a fazer nada' (He isn't doing anything) or 'Ele está em repouso' (He is at rest).

Finally, be careful with the pluralization of compounds. If you were to describe 'inactive states', it would be 'estados inactivos'. Many learners forget that the adjective must change. In scientific contexts, confusing inactivo with 'inerte' (inert) is common. While an inactive chemical might just be temporarily stable, an inert one (like a noble gas) is naturally non-reactive. Precision in these distinctions will make your Portuguese sound much more natural and professional.

To expand your vocabulary beyond inactivo, it is helpful to look at words that describe similar states but with different nuances. Depending on the context—whether it's physical, technical, or social—there might be a more precise word you can use. For instance, if you want to emphasize that someone is not working or being productive, the word ocioso (idle) is a great alternative. While inactivo is neutral, ocioso can sometimes imply that the person has time to spare or is wasting time.

Sedentário: Specifically used for lifestyle. If someone is physically inactive as a habit, they are 'sedentário'. 'Inactivo' is the state; 'sedentário' is the lifestyle habit.
Dormindo / Latente: For things like viruses or volcanoes, 'latente' (latent) or 'adormecido' (asleep/dormant) are common and often sound more natural in descriptive prose.
Parado: The most common everyday word for 'stopped'. Use this for cars, people standing still, or business that is slow.

O capital parado não gera lucros; é dinheiro inactivo.

If you are talking about something that has been officially stopped or turned off, desactivado (deactivated) is the correct term. This implies an intentional action was taken to make it inactive. For example, 'A bomba foi desactivada' (The bomb was deactivated). In contrast, inactivo just describes the current state. Another interesting alternative is inerte. This is used in physics and chemistry to describe matter that doesn't move or react. It can also be used metaphorically for a person who shows no emotion or reaction, like someone 'standing inert' in the face of a challenge.

Finally, for computer science or technical contexts, 'em espera' (on standby) or 'suspenso' (suspended) are often used instead of inactivo. These terms suggest that the activity is ready to resume at any moment. By choosing between inactivo, parado, ocioso, and inerte, you can convey much more specific meaning and show a deeper understanding of the Portuguese language's nuances. Practice using these in different scenarios to see which one fits the 'vibe' of your sentence best.

How Formal Is It?

Fun Fact

The word has survived almost unchanged for centuries, but the 'c' has become a point of spelling debate in Portuguese.

Pronunciation Guide

UK /i.na.ˈkti.vu/

US /i.na.ˈti.vu/

The stress is on the second-to-last syllable: i-nac-TI-vo.

Rhymes With

activo desportivo cativo objetivo punitivo vortivo nascitivo festivo

Common Errors

Pronouncing the 'c' too strongly in modern dialects.
Pronouncing the final 'o' like 'oh' instead of 'oo' (u).
Stress on the first syllable.
Treating it as a three-syllable word (i-nac-tiv-o) instead of four (i-nac-ti-vo).
Forgetting the nasal 'i' at the start.

Difficulty Rating

Reading 1/5

Very easy for English speakers as it is a cognate.

Writing 2/5

Must remember gender/number agreement and spelling variants.

Speaking 2/5

The nasal 'i' and the final 'o' take a bit of practice.

Listening 1/5

Clear and distinct word in most sentences.

What to Learn Next

Prerequisites

activo estar ser conta vulcão

Learn Next

inactividade sedentário ocioso desactivar acção

Advanced

estagnação inércia latência dormência atonia

Grammar to Know

Gender Agreement

O homem inactivo / A mulher inactiva.

Number Agreement

Os homens inactivos / As mulheres inactivas.

Ser vs Estar

O vulcão é inactivo (permanent) vs A sessão está inactiva (temporary).

Adjective Position

Usually follows the noun: 'conta inactiva'.

Prefix 'in-'

Negates the base word: activo -> inactivo.

Examples by Level

O meu computador está inactivo.

My computer is inactive.

Masculine singular agreement with 'computador'.

O gato é muito inactivo.

The cat is very inactive.

Using 'ser' for a general characteristic.

Tu estás inactivo hoje?

Are you inactive today?

Question form using 'estar'.

A Maria está inactiva agora.

Maria is inactive now.

Feminine singular agreement with 'Maria'.

Nós não somos inactivos.

We are not inactive.

Masculine plural agreement for a group.

O vulcão é inactivo.

The volcano is inactive.

Describing a permanent state of the volcano.

Esta conta está inactiva.

This account is inactive.

Feminine singular agreement with 'conta'.

Eles estão inactivos no momento.

They are inactive at the moment.

Plural agreement with 'eles'.

O utilizador está inactivo há dez minutos.

The user has been inactive for ten minutes.

Phrase 'há dez minutos' indicates duration.

Muitas crianças são inactivas na escola.

Many children are inactive at school.

Plural feminine agreement with 'crianças'.

O seu perfil está inactivo.

Your profile is inactive.

Possessive 'seu' matches 'perfil'.

Não quero ter um estilo de vida inactivo.

I don't want to have an inactive lifestyle.

Adjective modifying the noun phrase 'estilo de vida'.

As máquinas de café estão inactivas.

The coffee machines are inactive.

Feminine plural agreement with 'máquinas'.

O vulcão está inactivo, mas é perigoso.

The volcano is inactive, but it is dangerous.

Contrast using 'mas'.

O banco fechou a conta inactiva.

The bank closed the inactive account.

Adjective placed after the noun 'conta'.

Estamos inactivos durante a pausa.

We are inactive during the break.

Agreement with the implied 'nós'.

A população inactiva aumentou este ano.

The inactive population increased this year.

Economic term 'população inactiva'.

O processo permanecerá inactivo até amanhã.

The process will remain inactive until tomorrow.

Future tense of 'permanecer'.

Muitos sócios tornaram-se inactivos após a crise.

Many members became inactive after the crisis.

Verb 'tornar-se' indicates a change of state.

Esta substância é quimicamente inactiva.

This substance is chemically inactive.

Use of the adverb 'quimicamente'.

O projecto está inactivo por falta de fundos.

The project is inactive due to lack of funds.

Prepositional phrase 'por falta de'.

Ela sentia-se inactiva e sem energia.

She felt inactive and without energy.

Reflexive verb 'sentir-se'.

O vulcão foi classificado como inactivo.

The volcano was classified as inactive.

Passive voice 'foi classificado'.

Os músculos ficam inactivos sem exercício.

Muscles become inactive without exercise.

Verb 'ficar' used for a resulting state.

O capital inactivo não produz qualquer rendimento.

Inactive capital does not produce any income.

Financial context.

O vírus pode permanecer inactivo no corpo.

The virus can remain inactive in the body.

Medical context, 'permanecer' + adjective.

Consideramos o réu inactivo no crime.

We consider the defendant inactive in the crime.

Legal context, meaning 'not participating'.

A empresa tem muitos equipamentos inactivos.

The company has many pieces of inactive equipment.

Plural agreement with 'equipamentos'.

A sua mente nunca está inactiva, mesmo a dormir.

Your mind is never inactive, even while sleeping.

Adverbial 'mesmo a dormir'.

O mercado imobiliário está inactivo nesta região.

The real estate market is inactive in this region.

Business context.

A legislação antiga permanece inactiva na prática.

The old legislation remains inactive in practice.

Abstract usage for laws.

Os sensores ficaram inactivos devido à tempestade.

The sensors became inactive due to the storm.

Cause and effect with 'devido a'.

A inércia social mantém o sistema inactivo.

Social inertia keeps the system inactive.

Sociological context.

O fármaco contém um ingrediente inactivo.

The drug contains an inactive ingredient.

Pharmaceutical terminology.

Permanecer inactivo perante a injustiça é um erro.

To remain inactive in the face of injustice is a mistake.

Infinitive as a subject.

A conta foi suspensa por estar inactiva há anos.

The account was suspended for being inactive for years.

Gerund phrase 'por estar'.

O vulcão, outrora temido, jaz agora inactivo.

The volcano, once feared, now lies inactive.

Literary verb 'jazer'.

A estrutura organizacional tornou-se inactiva e pesada.

The organizational structure became inactive and heavy.

Double adjectives.

O estado inactivo da economia preocupa os peritos.

The inactive state of the economy worries experts.

Noun phrase 'estado inactivo'.

Ele manteve-se inactivo durante toda a discussão.

He remained inactive throughout the entire discussion.

Reflexive 'manter-se'.

A dicotomia entre o ser activo e o ser inactivo.

The dichotomy between the active being and the inactive being.

Substantive use of adjectives.

A redundância do sistema torna o módulo inactivo.

The system redundancy renders the module inactive.

Verb 'tornar' + object + adjective.

A massa inactiva de cidadãos não votantes.

The inactive mass of non-voting citizens.

Political science context.

O catalisador permaneceu inactivo sob tais pressões.

The catalyst remained inactive under such pressures.

Scientific precision.

A inactividade física é o prelúdio da doença.

Physical inactivity is the prelude to disease.

Noun form 'inactividade'.

O silêncio inactivo da sala era ensurdecedor.

The inactive silence of the room was deafening.

Metaphorical/Literary usage.

As patentes inactivas representam um desperdício.

Inactive patents represent a waste.

Intellectual property context.

O sujeito permaneceu inactivo aos estímulos externos.

The subject remained inactive to external stimuli.

Prepositional 'a' after 'inactivo'.

Common Collocations

vulcão inactivo

conta inactiva

estilo de vida inactivo

utilizador inactivo

população inactiva

músculo inactivo

estado inactivo

período inactivo

sócio inactivo

gás inactivo

Common Phrases

estar inactivo

— To be currently not doing anything.

Estou inactivo este fim de semana.

tornar-se inactivo

— To transition into a state of no activity.

O link tornou-se inactivo.

permanecer inactivo

— To stay in a state of no activity.

Ele preferiu permanecer inactivo.

perfil inactivo

— A social media profile not being used.

Apaguei o meu perfil inactivo.

processo inactivo

— A background task that is not running.

Feche o processo inactivo no gestor.

capital inactivo

— Money that is not being invested.

Não deixe o seu capital inactivo.

membro inactivo

— Someone who belongs to a group but doesn't participate.

Ela é uma membra inactiva.

vulcão inactivo

— A volcano that is not erupting.

O Japão tem muitos vulcões inactivos.

ingrediente inactivo

— A substance in medicine that doesn't affect the body.

A água é um ingrediente inactivo.

tempo inactivo

— Downtime or time spent doing nothing.

O tempo inactivo foi longo.

Often Confused With

inactivo vs preguiçoso

Preguiçoso is a character trait (lazy), inactivo is a state of being.

inactivo vs parado

Parado means stopped; inactivo means not functioning or participating.

inactivo vs desativado

Desativado implies someone turned it off; inactivo just describes the state.

Idioms & Expressions

"ficar de braços cruzados"

— To stay inactive while something happens (literal: to stay with arms crossed).

Não fiques de braços cruzados!

Informal

"estar à sombra da bananeira"

— To be inactive and lazy, enjoying life without working.

Ele está à sombra da bananeira.

Slang

"não mexer uma palha"

— To not move a straw; to do absolutely nothing to help.

Ele não mexeu uma palha para ajudar.

Informal

"estar em águas de bacalhau"

— Something that has become inactive or come to nothing.

O projecto ficou em águas de bacalhau.

Informal

"ver a banda passar"

— To stay inactive and just watch things happen.

Eu não vou ficar a ver a banda passar.

Informal

"estar em banho-maria"

— To keep something inactive or on hold for a while.

O plano está em banho-maria.

Neutral

"dormir no ponto"

— To be inactive and miss an opportunity.

Não durmas no ponto, aproveita!

Informal

"fazer sala"

— To be physically present but inactive in terms of real work.

Ele só está aqui a fazer sala.

Informal

"estar parado no tempo"

— To be inactive in terms of progress or modernization.

Esta vila está parada no tempo.

Neutral

"perder o comboio"

— To be inactive for too long and miss the chance.

Se não agires, vais perder o comboio.

Informal

Easily Confused

inactivo vs inerte

Both mean not moving.

Inerte is used for chemical properties or total lack of reaction.

O gás é inerte.

inactivo vs ocioso

Both mean doing nothing.

Ocioso implies having free time or being lazy.

Ele está ocioso hoje.

inactivo vs sedentário

Both relate to health.

Sedentário describes a habitual lifestyle, not just a moment.

Ele é sedentário.

inactivo vs estagnado

Both mean no progress.

Estagnado is usually for water or the economy.

Água estagnada.

inactivo vs passivo

Both mean not acting.

Passivo means letting others act for you.

Ele é muito passivo.

Sentence Patterns

O [noun] é inactivo.

O cão é inactivo.

A [noun] está inactiva.

A conta está inactiva.

O [noun] tornou-se inactivo.

O projecto tornou-se inactivo.

Eles são [noun] inactivos.

Eles são sócios inactivos.

Apesar de estar inactivo, o [noun]...

Apesar de estar inactivo, o vulcão é vigiado.

Permanecer inactivo perante [noun]...

Permanecer inactivo perante o crime é errado.

A inactividade de [noun] resulta em [noun].

A inactividade do capital resulta em perda.

Considerando o estado inactivo de...

Considerando o estado inactivo da economia...

Word Family

Nouns

inactividade

inacção

inactivismo

Verbs

inactivar

desactivar

Adjectives

inactivo

activo

activável

acção

actividade

activo

activista

actor

How to Use It

frequency

Common in formal and technical Portuguese, less so in very casual speech.

Common Mistakes

Using 'inactivo' for 'lazy' people. → preguiçoso
Inactivo is a state, preguiçoso is a personality trait.
Saying 'A conta está inactivo'. → A conta está inactiva.
Adjectives must agree with feminine nouns like 'conta'.
Using 'inactivo' for a light that is off. → desligado
Inactivo is for systems or states, not simple switches.
Forgetting the 's' in plural. → Eles estão inactivos.
Plural subjects need plural adjectives.
Pronouncing it like 'in-active' in English. → i-nac-ti-vo
The Portuguese pronunciation has four distinct syllables.

Tips

Agreement

Always match the adjective to the noun's gender and number.

Cognates

Use your English knowledge! It looks like 'inactive' because it is.

Ser vs Estar

Use 'estar' for temporary states like a computer session.

Spelling

Be aware of the 'inativo' (no C) spelling in modern texts.

Lifestyle

Use 'sedentário' for a long-term inactive lifestyle.

Banking

Look for 'conta inactiva' in your banking app to avoid fees.

Status

Your status on apps like Teams will often be 'inactivo'.

Volcanoes

Use it to describe mountains that used to be volcanoes.

The Nasal I

The first 'i' is slightly nasal, like in 'informação'.

Clubs

An 'associado inactivo' is someone who doesn't participate.

Memorize It

Mnemonic

Think of 'IN' (not) + 'ACTIVE'. If you are IN-active, you are not doing anything.

Visual Association

Imagine a volcano with a 'Do Not Disturb' sign on it because it is inactivo.

Word Web

sedentário parado dormindo ocioso inerte estagnado desactivado latente

Challenge

Try to find three things in your room that are currently inactivos and name them in Portuguese.

Word Origin

From the Latin 'inactivus', where 'in-' is a prefix meaning 'not' and 'activus' comes from 'agere' meaning 'to do'.

Original meaning: Not engaged in action or doing.

Romance (Latin-based).

Cultural Context

Calling a person 'inactivo' is polite; calling them 'preguiçoso' (lazy) can be offensive.

English speakers find this word easy as it is a cognate, but they must learn to avoid the 'lazy' connotation.

The term 'População Inactiva' in government census reports. Scientific papers on 'Vulcões Inactivos' in the Azores. Banking terms of service.

Practice in Real Life

Real-World Contexts

At the Bank

A minha conta está inactiva?
Como activo uma conta inactiva?
Taxas de conta inactiva.
Conta inactiva por segurança.

At the Doctor

Não seja inactivo.
Estilo de vida inactivo.
Exercício para pessoas inactivas.
Músculos inactivas.

On the Computer

Sessão inactiva.
Utilizador inactivo.
Tempo inactivo excedido.
Marcar como inactivo.

Geography Class

In the Office

Projecto inactivo.
Sócio inactivo.
Departamento inactivo.
Período inactivo.

Conversation Starters

"Achas que as pessoas hoje em dia são mais inactivas do que antigamente?"

"O que fazes quando te sentes inactivo e sem motivação?"

"Já tiveste alguma conta bancária que ficou inactiva?"

"Conheces algum vulcão inactivo que se possa visitar?"

"Como podemos motivar uma criança inactiva a fazer desporto?"

Journal Prompts

Escreve sobre um dia em que decidiste ser totalmente inactivo e relaxar.

Quais são os perigos de um estilo de vida inactivo para a saúde?

Descreve um projecto teu que está inactivo e explica o porquê.

Como a tecnologia nos torna mais ou menos inactivas?

Reflete sobre a diferença entre ser inactivo e ser preguiçoso.

Frequently Asked Questions

10 questions

Yes, but it usually refers to their physical state or their status in a group (like an inactive member). It's more formal than 'preguiçoso'.

Both are used. 'Inativo' is the modern spelling after the 1990 agreement, but 'inactivo' is still found in older texts and some European contexts.

You say 'estilo de vida inactivo' or 'estilo de vida sedentário'.

No, it means it's not working right now, but it might not be broken. A sleeping computer is inactivo, not broken.

Yes, 'vulcão inactivo' is the standard term for a volcano that isn't erupting.

Inactivos for masculine and inactivas for feminine.

Yes, especially in the news, technology, and health contexts.

Yes, 'conta inactiva' is the correct term for an account you don't use anymore.

The opposite is 'activo'.

Yes, 'inactivo' is more formal and specific than the general word 'parado'.