反嘴

反嘴	fǎn zuǐ	to answer back / to contradict / to renege / to go back on one's word
反	fǎn	contrary / in reverse / inside out or upside down / to reverse / to return / to oppose / opposite / against / anti- / to rebel / to use analogy / instead / abbr. for 反切 phonetic system
嘴	zuǐ	mouth / beak / nozzle / spout (of teapot etc) / CL:张,个