BACKTALK

sass, sassing, backtalk, back talk, lip, mouth

(noun) an impudent or insolent rejoinder; “don’t give me any of your sass”

Source: WordNet® 3.1

Etymology

Noun

backtalk (uncountable)

(US) Verbal impudence or argumentative discourse, given in response.

Synonyms

• (verbal impudence or argument): backchat (UK), derision, lip, sass, rebuttal

Verb

backtalk (third-person singular simple present backtalks, present participle backtalking, simple past and past participle backtalked)

(transitive) To respond to in an aggressively disputatious, often sarcastic or insolent manner.

Synonyms

• (disputatively or sarcastically respond): backchat (UK), mouth off, sass

Anagrams

• talk back, talkback

Source: Wiktionary