English translation of '对劲'

形

1. (= 合适) well-suited
2. (= 投缘) compatible
3. (= 正常) normal
   ⇒ 这几天她好像不太对劲。 (Zhè jǐ tiān tā hǎoxiàng bù tài duìjìn.) She hasn't been altogether right these last few days.