unsuccessful

[ uhn-suhk-ses-fuhl ]
/ ˌʌn səkˈsɛs fəl /

adjective

not achieving or not attended with success: an unsuccessful person; an unsuccessful venture.

Origin of unsuccessful

First recorded in 1610–20; un-1 + successful

OTHER WORDS FROM unsuccessful

un·suc·cess·ful·ly, adverb un·suc·cess·ful·ness, noun

Example sentences from the Web for unsuccessful

British Dictionary definitions for unsuccessful

unsuccessful
/ (ˌʌnsəkˈsɛsfʊl) /

adjective

not having succeeded

Derived forms of unsuccessful

unsuccessfully, adverb