Synonyms: unsatisfactory
Definition: not giving satisfaction
Usage: shops should take back unsatisfactory goods; her performance proved to be unsatisfactory; life is becoming increasingly unsatifactory; our discussion was very unsatisfactory
Similar words: unsatisfying, disappointing, dissatisfactory
Definition: not up to expectations
Usage: a disappointing performance from one who had seemed so promising
Similar words: failing
Definition: below acceptable in performance
Usage: received failing grades
Similar words: off
Definition: below a satisfactory level
Usage: an off year for tennis; his performance was off
Similar words: unacceptable
Definition: not adequate to give satisfaction
Usage: the coach told his players that defeat was unacceptable