inconsistent

[in-kuhn-sis-tuhnt] / ˌɪn kənˈsɪs tənt /

ADJECTIVE

contradictory, irregular

Synonyms

STRONGEST

conflicting contrary erratic illogical incompatible irreconcilable uncertain unpredictable

WEAK

at odds at variance capricious changeable discordant discrepant dissonant fickle in conflict incoherent incongruent incongruous inconstant lubricious mercurial out of step temperamental unstable variable warring

Antonyms

STRONGEST

certain definite harmonious predictable sure unchanging

WEAK

consistent consonant regular steady

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.

He has been viewed by many as an inconsistent player who hasn’t reached his full potential.

From Los Angeles Times • Apr. 15, 2026

Roblox says parents can reset age checks, submit appeals, or use ID verification to correct errors, and users may be prompted to re‑verify if their behaviour appears inconsistent with their estimated age.

From BBC • Apr. 13, 2026

“Patients and caregivers pleaded for urgency. All of it was met with inconsistent communication and a fragmented and slow-moving regulatory process which clearly puts U.S. innovation at risk.”

From Barron's • Apr. 13, 2026

While simple, this technique is inconsistent and limited to very small areas, typically around ten square micrometers, which is not suitable for real-world devices.

From Science Daily • Apr. 5, 2026

Mom is arbitrary and inconsistent and always believes she’s right.

From "Dreaming in Cuban" by Cristina García

Vocabulary lists containing inconsistent

Can I depend on you?

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!

All My Rage

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!

Common Core Grades 11–12, List 4

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!