不对劲

bùduìjìn

not in good condition

不对盘

bùduìpán

(of a person) objectionable

不对称

bùduìchèn

unsymmetrical

不对头

bùduìtóu

fishy

对不对

duìbùduì

right or wrong?

不对劲儿

bùduìjìnr

erhua variant of [[不對勁|不对劲<bùduìjìn>]]

不对碴儿

bùduìchár

not proper

牛头不对马嘴

niútóubùduìmǎzuǐ

see [[驢唇不對馬嘴|驴唇不对马嘴<lǘchúnbùduìmǎzuǐ>]]

驴唇不对马嘴

lǘchúnbùduìmǎzuǐ

lit. a donkey's lips do not match a horse's mouth (idiom)