利 (Kanji for handy)

Onyomi

RI	Bruce LEE is handy in a fight.

Swords are handy for cutting wheat.

き*く	to use (usually a body part) - 口を利く： have a smart mouth. 良く利く鼻: have a great nose, have wonderful smelling-ability. 目が利く: to have a discerning eye (for art/ antiques / etc.) ★★☆☆☆

便利(べんり) な

handy, convenient ★★★★★
便 (convenient　/ poop) + 利 (handy) = 便利 (handy, convenient)

利益(りえき)

profit ★★★☆☆
利 (handy) + 益 (profit) = 利益 (profit)

profit (both literal and figurative)

右利き(みぎきき)

right-handed ★★☆☆☆
右 (right) + 利 (handy) = 右利き (right-handed )

	Meaning	Hint	Radical
利	handy	WHEAT
剰	excessive	RIDE	乗

WHEAT is a handy snack, but

excessive mc's RIDING your jock is wack.