unaccountable

adjective/ʌnəˈkaʊntəbəl/

Frequency rank: #17,807 of 20,003 in the WORDED list (wordfreq data)

Meaning

impossible to explain; not responsible to any authority.

Illustration for the English word “unaccountable”

Example sentence

The scientist felt unaccountable frustration when her experiment failed for no clear reason.

Synonyms & related words

More words in ranks 17,801–17,900