Explanation at your level:
If you cannot do something, you are incapable. It is a big word, but it just means 'not able.' If a baby cannot walk, the baby is incapable of walking. It is a very simple way to say 'I cannot do this.'
When we say someone is incapable, we mean they do not have the skill or power to finish a task. If you are incapable of swimming, it means you have not learned how to swim yet. It is a useful word for describing what you cannot do.
The word incapable is often used to describe a permanent state. You might say a broken machine is incapable of working. It is slightly more formal than saying 'cannot.' Native speakers use it when they want to be very clear about a limitation or a lack of ability.
You will often see incapable in professional or academic writing. It suggests a lack of capacity. For instance, 'The system is incapable of handling the volume of traffic.' It carries more weight than 'unable' because it implies the subject is fundamentally unsuited for the task.
In advanced English, incapable can be used to describe character traits or moral limitations. You might hear, 'He is incapable of deceit,' which is a high compliment. It suggests that the person's nature makes it impossible for them to lie. This usage shows a deep understanding of the word's nuance regarding inherent qualities.
At the highest level, incapable enters the realm of philosophical or literary discourse. It can describe a state of being 'incapable of change' in a tragic character or a society being 'incapable of reform.' The word highlights a static, unyielding nature. Its etymological link to 'capacity' reminds us that it is about the 'holding' of potential—if you are incapable, you lack the vessel to hold the required skill or virtue.
Wort in 30 Sekunden
- Means lacking ability or power.
- Always followed by 'of' + -ing.
- Implies a permanent limitation.
- Formal tone compared to 'cannot'.
When you hear the word incapable, think of a missing puzzle piece. It describes a situation where someone or something simply does not have the tools, strength, or knowledge to get a job done.
Unlike being 'lazy,' which suggests you could do something but choose not to, being incapable suggests a genuine limitation. It is a very useful word when you need to be precise about why a task hasn't been completed.
You will often see it used in professional settings, like saying a computer is 'incapable of processing the data.' It carries a weight of finality, suggesting that the inability is a core trait of the subject at that moment.
The word incapable has deep roots in Latin. It comes from the prefix in- (meaning 'not') and the Latin word capax, which means 'capable' or 'able to hold.' Think of the word 'capacity'—it shares the same ancestor!
Historically, it evolved through Old French before entering the English language in the 16th century. It originally described someone who couldn't 'contain' or 'hold' something, which eventually expanded to mean not being able to 'hold' the power or skill to perform an action.
It is fascinating how language tracks our human experience. We moved from describing physical containers to describing the mental or physical potential of people. It’s a classic example of how a concrete Latin root became an abstract English adjective.
Using incapable correctly is all about the preposition 'of.' You are almost always incapable of doing something. For example, 'He is incapable of running fast.'
In formal writing, it is a great way to describe limitations without sounding overly emotional. It is much more clinical than saying someone is 'bad' at something. In casual conversation, it can sound a bit harsh, so use it carefully when talking about people!
Common collocations include being 'incapable of change,' 'incapable of understanding,' or 'incapable of error.' Notice how these phrases describe deep-seated traits rather than passing moods.
Incapable is an adjective, so it does not have plural forms. You place it after a 'to be' verb, such as 'is,' 'are,' or 'was.' The stress is on the second syllable: in-CA-pa-ble.
In IPA, it is written as /ɪnˈkeɪpəbl/. A great way to remember the pronunciation is to rhyme it with 'capable' and add the 'in' prefix. It rhymes with words like 'stable' and 'label' (in some dialects), though the rhythm is quite distinct.
Always remember the 'of' pattern. You are never 'incapable to do' something; you are always 'incapable of doing' something. This is a common trap for learners!
Fun Fact
Shares a root with 'capture'.
Pronunciation Guide
Clear stress on the second syllable.
Similar to UK, slightly more emphasis on the 'a'.
Common Errors
- Misplacing stress on 'in'
- Pronouncing 'able' as 'ab-lee'
- Dropping the 'p' sound
Rhymes With
Difficulty Rating
Easy to read.
Easy to write.
Easy to speak.
Easy to listen.
What to Learn Next
Prerequisites
Learn Next
Fortgeschritten
Grammar to Know
Adjective + Preposition
Incapable of...
Gerunds
Incapable of doing
Verb to be
He is incapable
Examples by Level
I am incapable of flying.
I cannot fly.
Use 'of' + -ing.
The toy is incapable of moving.
The toy does not move.
Adjective + of.
He is incapable of reading.
He cannot read.
Subject + is + incapable.
It is incapable of working.
It does not work.
It + is + incapable.
We are incapable of jumping high.
We cannot jump high.
We + are + incapable.
The dog is incapable of talking.
The dog cannot speak.
Incapable + of.
I am incapable of running.
I cannot run.
Incapable + of + -ing.
They are incapable of eating this.
They cannot eat this.
They + are + incapable.
The car is incapable of starting.
She is incapable of waiting.
The computer is incapable of saving files.
He is incapable of singing.
The phone is incapable of making calls.
I am incapable of lifting this box.
They are incapable of understanding.
The plant is incapable of growing here.
The manager is incapable of making decisions.
The team is incapable of winning without him.
He seems incapable of telling the truth.
The law is incapable of solving this problem.
They are incapable of living alone.
The device is incapable of connecting to Wi-Fi.
She is incapable of feeling regret.
The engine is incapable of high speeds.
The government is incapable of addressing the crisis.
He is utterly incapable of compromise.
The system is incapable of adapting to change.
She is incapable of malice.
The witness was incapable of identifying the suspect.
The project is incapable of success.
They are incapable of maintaining order.
The structure is incapable of supporting the weight.
The protagonist is incapable of self-reflection.
The theory is incapable of explaining the phenomenon.
He is incapable of understanding the gravity of the situation.
The policy is incapable of achieving its goals.
The artist is incapable of compromise.
The nation is incapable of ignoring the threat.
She is incapable of cruelty.
The software is incapable of processing complex data.
The regime is incapable of democratic reform.
He remains incapable of grasping the philosophical implications.
The organism is incapable of surviving in such conditions.
The heart is incapable of harboring hate.
The legal framework is incapable of providing justice.
The machine is incapable of autonomous thought.
The culture is incapable of assimilating new ideas.
The mind is incapable of comprehending infinity.
Häufige Kollokationen
Idioms & Expressions
"Incapable of doing no wrong"
Someone who is seen as perfect.
To his mother, he is incapable of doing no wrong.
casual"Incapable of lifting a finger"
Lazy or unhelpful.
He is incapable of lifting a finger to help.
casual"Incapable of seeing reason"
Stubborn.
She is incapable of seeing reason today.
neutral"Incapable of taking a joke"
Too serious.
He is incapable of taking a joke.
casual"Incapable of keeping a secret"
Cannot stay quiet.
She is incapable of keeping a secret.
casual"Incapable of making ends meet"
Cannot manage money.
They are incapable of making ends meet.
neutralEasily Confused
Both mean not able.
Unable is temporary; incapable is permanent.
I am unable to go today vs I am incapable of change.
Both imply lack of ability.
Incompetent is specifically about skill.
He is incompetent at his job.
Sounds like incapable.
Inept means clumsy.
He is inept at dancing.
Refers to inability.
Disabled is a specific medical term.
He has a disability.
Sentence Patterns
Subject + be + incapable of + gerund
He is incapable of running.
Subject + be + incapable of + noun
He is incapable of harm.
It + be + incapable of + gerund
It is incapable of working.
They + be + incapable of + gerund
They are incapable of understanding.
Subject + feel + incapable of + gerund
I feel incapable of doing this.
Wortfamilie
Nouns
Adjectives
Verwandt
How to Use It
7
Formality Scale
Häufige Fehler
Always use 'of' + gerund.
Wrong preposition.
Use gerund structure.
Grammar pattern.
Incapable implies a permanent limitation.
Tips
Memory Palace
Imagine a lock that has no key; it is incapable of opening.
Native Speakers
They use it to emphasize a permanent trait.
Sensitivity
Avoid using it for people with physical limitations.
Shortcut
Always pair with 'of' + -ing.
Say It Right
Focus on the 'KAY' sound.
Avoid 'to'
Never say 'incapable to'.
Did You Know?
It comes from the same root as 'capacity'.
Study Smart
Make a list of things you are incapable of doing to practice.
Verb Pattern
It is always an adjective + preposition.
Context
Use it to describe machines or systems.
Memorize It
Mnemonic
In (not) + Capable (able) = Not able.
Visual Association
A person trying to hold water in their hands but it slips through.
Word Web
Herausforderung
Write 5 sentences about things you are incapable of doing.
Wortherkunft
Latin
Original meaning: Not able to hold
Kultureller Kontext
Can be offensive if used to describe people with disabilities.
Used often in legal and professional settings.
Practice in Real Life
Real-World Contexts
At work
- incapable of meeting deadlines
- incapable of teamwork
- incapable of focus
At school
- incapable of understanding the lesson
- incapable of finishing the task
- incapable of focus
Technology
- incapable of connecting
- incapable of processing
- incapable of saving
Relationships
- incapable of love
- incapable of trust
- incapable of compromise
Conversation Starters
"What is something you are incapable of doing?"
"Do you think people are incapable of change?"
"Is it ever okay to call someone incapable?"
"What machines are you incapable of using?"
"Why do we use 'incapable' instead of 'cannot'?"
Journal Prompts
Write about a time you felt incapable of a task.
Describe a character who is incapable of lying.
Reflect on a machine that is incapable of working.
Discuss why someone might be incapable of change.
Häufig gestellte Fragen
8 FragenIncapable is more permanent; unable is often temporary.
Yes, but be careful as it can sound harsh.
Incapability.
Yes, it is often used in formal writing.
No, it is an adjective.
Yes, but 'utterly' is better.
in-KAY-puh-bul.
Of.
Teste dich selbst
I am ___ of flying.
Incapable of is the correct phrase.
Which means 'not able'?
Incapable means not able.
You can say 'He is incapable to run.'
It should be 'incapable of running'.
Word
Bedeutung
Synonym match.
He is incapable of lying.
Ergebnis: /5
Summary
Incapable means you lack the necessary ability to do something, and you should always follow it with 'of'.
- Means lacking ability or power.
- Always followed by 'of' + -ing.
- Implies a permanent limitation.
- Formal tone compared to 'cannot'.
Memory Palace
Imagine a lock that has no key; it is incapable of opening.
Native Speakers
They use it to emphasize a permanent trait.
Sensitivity
Avoid using it for people with physical limitations.
Shortcut
Always pair with 'of' + -ing.
