逆

叛逆

pàn nì

to rebel

违天逆理

wéi tiān nì lǐ

lit. violating heaven and reason (idiom); immoral character

顺我者昌逆我者亡

shùn wǒ zhě chāng nì wǒ zhě wáng

submit to me and prosper, or oppose me and perish

不可逆

bù kě nì

irreversible

不可逆转

bù kě nì zhuǎn

irreversible

乘法逆

chéng fǎ nì

multiplicative inverse (math.)

倒行逆施

dào xíng nì shī

to go against the tide (idiom); to do things all wrong

呃逆

è nì

to hiccup

叛逆者

pàn nì zhě

traitor

可逆

kě nì

reversible

可逆性

kě nì xìng

reversibility

嗳气呕逆

ǎi qì ǒu nì

belching and retching counterflow (medical term)