綿 cotton

(string) + (white) + (small city/dagger radical)
★☆☆☆☆
14 strokes
SIDEKICK
Why bother?

Onyomi

MEN

Mnemonic

MEN wear cotton cloth made from white string. Dagger? Who cares.

Kunyomi

わた cotton plants
★☆☆☆☆

Jukugo

木綿豆腐(もめんどうふ)

firm tofu ☆☆☆☆☆
(tree) + 綿 (cotton) + (tofu!) = 木綿豆腐 (firm tofu)

firm tofu. (the wimpy kind is called silk)