- 望穿秋水 wàngchuānqiūshuǐ to await eagerlyTo gaze until one's eyes are worn out; to look forward to something with great expectation or longing.
- 秋水伊人 qiūshuǐyīrén to miss a loved oneTo be reminded of an old love or friend by looking at a scene, specifically an autumn landscape. This idiom is derived from a poem in the [[诗经|詩經|shi1 jing1]].
- 盈盈秋水 yíngyíngqiūshuǐ young lady's tearful eyes(idiom) describes the sad or watery gaze of a beautiful young woman
- 秋水仙素 qiūshuǐxiānsù colchicinean alkaloid extracted from the bulbs and seeds of the autumn crocus, used in medicine to treat conditions like acute gout and migraine
- 秋水弄 qiūshuǐlòng pounding clothesancient tune title referring to the practice of pounding clothes on a stone to wash or soften them
- 落霞与孤鹜齐飞,秋水共长天一色 luòxiáyǔgūwùqífēiqiūshuǐgòngchángtiānyīsè water and sky mergethe sunset glow and the lonely duck fly together, and the autumn water is the same color as the vast sky; a famous poetic line describing a harmonious and beautiful landscape
- 眼如秋水 yǎnrúqiūshuǐ bright-eyed(idiom) describes a woman's eyes as being as clear and bright as autumn water
- 秋水仙 qiūshuǐxiān meadow saffronmeadow saffron or autumn crocus; a plant of the genus Colchicum
- 秋水仙碱 qiūshuǐxiānjiǎn colchicinea toxic alkaloid used to treat gout