侮慢

suí yì wǔ màn

随意侮慢

be brazenly disrespectful to somebody

bù kě wǔ màn shǐ zhě

不可侮慢使者。

Envoys should not be treated disrespectfully.

wǔ màn de wēi xiào

侮慢的微笑

an insolent smile

zhǐ yào xìn zhōng méi yǒu jī liè wǔ màn yán cí shōu xìn rén dū huì hěn gāo xìng

只要信中没有激烈侮慢言辞，收信人都会很高兴。

So long as the words in the letter are not actively insulting, the recipient will be delighted.