unsatisfactory

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

not giving satisfaction (Freq. 6)
- shops should take back unsatisfactory goods
- her performance proved to be unsatisfactory
- life is becoming increasingly unsatifactory
- our discussion was very unsatisfactory
• Ant:
satisfactory
• Similar to:
disappointing, dissatisfactory, unsatisfying, failing, off, unacceptable
• See Also:
inadequate, unequal, unacceptable
• Derivationally related forms:
unsatisfactoriness