- 不对称 bùduìchèn asymmetriclacking symmetry in physical form, shape, or arrangement
- 不对头 bùduìtóu amisssuspicious, fishy, or abnormal in nature
- 对事不对人 duìshìbùduìrén nothing personalto deal with the matter and not the person; it's nothing personal
- 文不对题 wénbùduìtí irrelevantbeside the point or not addressing the subject at hand
- 驴唇不对马嘴 lǘchúnbùduìmǎzuǐ irrelevantcompletely wide of the mark, incongruous, or failing to match the subject at hand
- 对不对 duìbùduì right?a tag question used to seek confirmation, agreement, or as a colloquial filler
- 不对劲 bùduìjìn suspiciousnot quite right, fishy, or strange in a given situation
- 不对碴儿 bùduìchár amisssomething not being quite right, suspicious, or out of place
- 不对盘 bùduìpán clashreferring to two people who find each other disagreeable or fail to get along