fault

[1]	blame , find fault with , censure , blame , criticize , call to account , impugn , call into question , hold (someone) responsible/accountable/to blame , lay at (someone's) door , accuse

[1]	mistake , imperfection , flaw , error , defect , blemish , deficiency , shortcoming , failing , weakness , frailty , foible , peccadillo
[2]	mistake , defect , flaw , error , blunder , lapse , failure , offence , oversight , slip(-up) , indiscretion , gaffe , gaucherie , faux pas , (Slang) boner , howler , goof , boo-boo , (Brit) boob
[3]	responsibility , demerit , liability , culpability , blame , accountability , answerability
[4]	sin , faulting , geological fault , transgression , trespass , shift , fracture , misdeed , offence , break , misdemeanour , vice , indiscretion , misconduct , misbehaviour
[5]	at fault , to blame , blameable , blameworthy , in the wrong , responsible , answerable , accountable , liable , culpable , guilty
[6]	find fault , criticize , censure , take exception (to) , carp (at) , cavil (at) , pick at , pick on , pick apart , pick holes in , niggle , fuss , (Colloq) nit-pick , knock
[7]	to a fault , excessively , extremely , to an extreme , in the extreme , unreasonably , exceedingly , unduly , disproportionately , immoderately , irrationally , (US) overly