noun
objection, complaint
Synonyms: artifice, cavil, criticism, dodge, duplicity, equivocation, evasion, hair-splitter, nicety, niggle, nit-picker, pretense, prevarication, protest, quiddity, quirk, shift, sophism, subterfuge, subtlety
Antonyms: agreement, approval, concurrence
verb
disagree over minor issues
Synonyms: altercate, argue over, argufy, avoid, bicker, blow hot and cold, carp, catch at straws, cavil, chicane, criticize, dispute, equivocate, evade, fence, flip-flop, hassle, have at it, hem and haw, hypercriticize, make a big thing about, nit-pick, paralogize, pettifog, pretend, prevaricate, put up an argument, set to, shift, spar, split hairs, squabble, talk back, waffle, wrangle
Antonyms: agree, approve, concur