歇 is a Chinese hanzi, listed here under the keyword “rest”. It is built from 曷 (why? what? where?) and 欠 (owe). It appears as a component in 1 other character in this index.
On KumiJi Glyph Explorer, open the parts search and type “why? what? where?” + “owe”. 歇 is among the results, together with every other character containing the same shapes.
Open 歇 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.