甥 is a Japanese kanji written with 12 strokes, listed here under the keyword “nephew”. It is built from 生 (life) and 男 (man). In Remembering the Kanji by James W. Heisig it is frame 2919.
On KumiJi Glyph Explorer, open the parts search and type “life” + “man”. 甥 is among the results, together with every other character containing the same shapes.
Open 甥 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.