To pick faults, to carp.

intransitive. With at. To carp or cavil; to find fault, take exception; to quibble with. Obsolete.

(a) n. a fault-finder; †(b) adj. fault-finding (Obsolete).

spec. To talk querulously, censoriously, or captiously; to find fault, cavil. (The current sense.)

intransitive. ‘To raise captious and frivolous objections’ (Johnson); to object, dispute, or find fault unfairly or without good reason. Const. at…

intransitive. To carp, cavil, sneer, nag. Also const. at.

intransitive. To carp at; to make trifling objections or criticisms. Cf. niggle, v.2 Obsolete.

intransitive. figurative. To criticize. Obsolete. rare.

intransitive. To find fault; to criticize, censure.

intransitive. To cause slight but persistent annoyance, discomfort, or anxiety; to nag; to complain, esp. in a petty or trifling way; to be…

intransitive. To find fault, complain, scold, or urge, esp. annoyingly or persistently. Also (in extended use): to irritate; to demand attention or…

intransitive. To single out for unfair or unkind attention or adverse criticism; to victimize.

intransitive and transitive. To find fault (with), to nag.

To speak ill or slightingly of, disparage, find fault with, criticize captiously. Also intransitive and absol. colloquial (originally U.S.).

intransitive. To be pedantically critical; to find fault.