洗 is a Japanese kanji written with 9 strokes, listed here under the keyword “wash”. It is built from 先 (before) and 水 (water). In Remembering the Kanji by James W. Heisig it is frame 264.
On KumiJi Glyph Explorer, open the parts search and type “before” + “water”. 洗 is among the results, together with every other character containing the same shapes.
Open 洗 in the interactive kanji search
to expand every part down to its smallest pieces, add your own names and mnemonic stories,
or search for other characters by their parts.