unaccountable

adjective

un·​ac·​count·​able ˌən-ə-ˈkau̇n-tə-bəl 

1

: not to be accounted for : inexplicable, strange

2

: not to be called to account : not responsible

unaccountability

ˌən-ə-ˌkau̇n-tə-ˈbi-lə-tē 

noun

Synonyms

• unexplainable
• irrational
• inexplicable
• unreasonable

Examples of unaccountable in a Sentence

She has shown an unaccountable reluctance to accept their offer.

the decorator's client has an unaccountable dislike for that color

Recent Examples on the Web

In a free society, the people who enforce the law should never be faceless or unaccountable. —Billal Rahman, MSNBC Newsweek, 2 Sep. 2025

Transparency And Governance Autonomous doesn’t mean unaccountable. —Abakar Saidov, Forbes.com, 2 Sep. 2025

Trump’s bombing campaign significantly dialed up the unaccountable military prerogatives of the American presidency. —Chris Lehmann, Harpers Magazine, 20 Aug. 2025

Its weaponization of the Justice Department and expansion of a massive and often unaccountable immigration enforcement apparatus gives it a significant ability to target enemies. —New York Daily News Editorial Board, New York Daily News, 6 Aug. 2025

Word History

First Known Use

1643, in the meaning defined at sense 1

Rhymes for unaccountable

• accountable
• demountable
• uncountable
• countable
• insurmountable

Kids Definition

unaccountable

adjective

un·​ac·​count·​able ˌən-ə-ˈkau̇nt-ə-bəl 

1

: inexplicable, strange

2

: not to be called to account : not responsible

unaccountably

-blē

adverb