唇舌

tā chún shé bù qīng de tán dào le tā de mǔ qīn

他唇舌不清地谈到了他的母亲。

He babbled incoherently of his mother.

tú fèi chún shé

徒费唇舌

a waste of breath

fèi yī fān chún shé

费一番唇舌

take a lot of arguing

nán yǐ bì miǎn yī chǎng chún shé

难以避免一场唇舌

cannot avoid an argument