CRITICIZE
knock, criticize, criticise, pick apart
(verb) find fault with; express criticism of; point out real or perceived flaws; “The paper criticized the new movie”; “Don’t knock the food--it’s free”
criticize, criticise
(verb) act as a critic; “Those who criticize others often are not perfect, either”
Source: WordNet® 3.1
Etymology
Verb
criticize (third-person singular simple present criticizes, present participle criticizing, simple past and past participle criticized) (ambitransitive)
To find fault (with something).
Synonyms: censure, pick at, Thesaurus:criticize
Hyponyms: find fault, shoot down, run down, trash out, fustigate, drub, excoriate
To evaluate (something), assessing its merits and faults.
Synonyms: censure, appraise, judge
Source: Wiktionary