慾 is a Japanese kanji written with 15 strokes, listed here under the keyword “longing (old)”. It is built from 欲 (longing) and 心 (heart). In Remembering the Kanji by James W. Heisig it is frame 2988.
On KumiJi Glyph Explorer, open the parts search and type “longing” + “heart”. 慾 is among the results, together with every other character containing the same shapes.
Open 慾 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.