- 鱼水情 yúshuǐqíng inseparable bondan extremely close relationship or bond, like that between fish and water; used to describe people who are inseparable or mutually dependent
- 鱼水之欢 yúshuǐzhīhuān the pleasure of intimacythe joy of being with one's true love; the pleasure of sexual intimacy or close companionship between a couple
- 鱼水和谐 yúshuǐhéxié marital harmonyto live in perfect harmony like fish and water; used as a metaphor for a happy and harmonious marriage
- 鱼水相逢 yúshuǐxiāngféng like fish meeting watera metaphor for a meeting between two soulmates or true friends, or the happy union of a couple