not up to par

bad damaged deficient disappointing displeasing distressing inadequate insufficient junky lame mediocre no good not satisfying offensive poor rotten unacceptable unsatisfying unsuitable unworthy useless

decomposed disappointing disheartening displeasing mortifying quiet slack sour turned

bad low-quality not up to snuff poor putrid rancid rotten substandard unrewarding unsatisfactory

deficient disappointing distressing mediocre regrettable unacceptable unsuitable

amiss bad damaged disconcerting displeasing disquieting disturbing for the birds junky lame no good not good enough offensive poor rotten sad schlocky second thin undesirable unwelcome unworthy upsetting vexing weak wrong

satisfactory suitable

OK acceptable adequate sufficient

deficient unfulfilled

absent bankrupt cooked deprived disappointing empty failing gone missing needed omitted scant short shy

away bereft burned out cut off defective destitute devoid faulty half-baked imperfect in default incomplete inferior less minus not good enough out of gas patchy poor scanty scarce sketchy substandard too little too late unsound

adequate enough existing present sufficient

perfect satisfactory