Definitions

incapable

[in-key-puh-buhl] / ɪnˈkeɪ pə bəl /

ADJECTIVE

not adequate; helpless

Synonyms

STRONGEST

impotent inadequate incompetent ineffective ineligible naive powerless unable unfit unqualified unsuited weak

WEAK

butterfingers disqualified feeble inept inexperienced inexpert inproficient insufficient losing not equal to not up to poor uncool unequipped unskilled unskillful

Antonyms

STRONGEST

able adequate capable competent effective experienced fit potent qualified ready skillful strong sufficient suitable

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

On the left, Marine Tondelier of the Ecologists said the affair was a "symbol of a politico-judicial system incapable of handling the issue of sexist and sexual violence".

From BBC • Jun. 5, 2026

Honestly, the only person who appears incapable of time travel at this point is Jamie.

From Los Angeles Times • May 12, 2026

Short seller Iceberg Research alleged in late 2024 that the first facility was a tiny lab incapable of mass production, providing photos and floor plans to support its claim.

From Barron's • May 11, 2026

“Either they see us as small children incapable of having things explained to them, or they believe such explanation is beneath them,” it said.

From The Wall Street Journal • Apr. 1, 2026

I watched him as if I were afraid to blink, incapable of looking away, like he might start another revolution at any moment.

From "Warcross" by Marie Lu

Vocabulary lists containing incapable

The Watsons Go to Birmingham

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

"To Kill a Mockingbird" by Harper Lee, Chapters 12–15

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

A Wrinkle in Time

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!