口舌

lǎo shī fèi le hěn duō de kǒu shé cái shuō fú tā tǎng xià lái xiū xi

老师费了很多的口舌，才说服她躺下来休息。

It took the teacher a lot of breath to convince her to lie down and rest.

dà fèi kǒu shé

大费口舌

take a lot of talking

bié zài tā shēn shang bái fèi kǒu shé le

别在她身上白费口舌了。

Don't waste words on her.

yǔ rén fā shēng kǒu shé

与人发生口舌

quarrel with somebody