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English definition of “unsuccessful”

unsuccessful

adjective     /ˌʌn.səkˈses.fəl/
B2 not achieving the hoped for result; not successful: They made several unsuccessful attempts to reach the men. His application was unsuccessful.Unsuccessful (people and things) unsuccessfully     /-i/ adverb
(Definition of unsuccessful adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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