divide

(damage) + (rightsword)
★★★★★
12 strokes
COCK
This gets a COCK rating, because it's probably the #1 offender for NOKURI AND KUNKUN. Most jukugo that look like they should be pronounced KATSU will not only wind up being pronounced WARI, but the RI won't be even written down. Be careful.

Onyomi

KATSU

Mnemonic

He damaged the CAT with the sword, dividing it in two.

Kunyomi

( ) わ*る I divide it- also can mean 'smash a brittle object to pieces' like if you drop a mirror.
★★★☆☆
( ) わ*れる it divides / it gets divided
★★★☆☆

Jukugo

割引(わりびき)

discount ★★★★☆ NOKURI
(divide) + (pull) = 割引 (discount)

役割(やくわり)

role ★★★☆☆ KUNKUN
(role) + (divide) = 役割 (role)

role, but more general and figurative than just 役(やく)。 Gay dudes who are top or bottom - that's 役割。 If your role is 'the black sheep of the family," that's 役割。 The guy in the boy-band who is "the edgy one." The person on the reality -tv show who is "the crazy one."

The verb is 果たす(はたす), as in XXX の役割を果たす( to play the role of XXX)

一割(いちわり)

10 percent ★★★☆☆ COUNTERNOKURI
(one) + (divide) = 一割 (10 percent)

割合(わりあい)

ratio ★★☆☆☆ KUNKUNNOKURI
(divide) + (to suit) = 割合 (ratio)

Synonyms

role
役    役割   
smash
壊す    壊れる    砕く    破壊    滅ぼす    つぶす 撲滅    破る    割る    割く    裂く   
tear up
裂く    割く