回口

回口	huí kǒu	to answer back
回	huí	to circle / to go back / to turn around / to answer / to return / to revolve / Hui ethnic group (Chinese Muslims) / time / classifier for acts of a play / section or chapter (of a classic book)
回	huí	to curve / to return / to revolve
回	huí	variant of 回
口	kǒu	mouth / classifier for things with mouths (people, domestic animals, cannons, wells etc) / classifier for bites or mouthfuls