discourtesy, disrespect - an expression of lack of respect

offense, offensive activity, discourtesy, offence - a lack of politeness; a failure to show regard for others; wounding the feelings or others

mock - the act of mocking or ridiculing; "they made a mock of him"

bemock, mock - treat with contempt; "The new constitution mocks all democratic principles"

tease - mock or make fun of playfully; "the flirting man teased the young woman"

lampoon, satirise, satirize - ridicule with satire; "The writer satirized the politician's proposal"

debunk, expose - expose while ridiculing; especially of pretentious or false claims and ideas; "The physicist debunked the psychic's claims"

stultify - cause to appear foolish; "He stultified himself by contradicting himself and being inconsistent"