药水儿 yàoshuǐr liquid medicine Origin Definitions Defs Strokes Stroke Words Sentences Sents 药水 藥水 yàoshuǐ noun liquid medicine medicine in liquid form; bottled medicine or lotion儿 兒 r particleaffix [erhua suffix] A suffix attached to a word to form a retroflex ending, often indicating a small size, a sense of familiarity, or turning a word into a noun.