切 cut / important

(heel) + 刀 (sword)

★★★★★

4 strokes

JERK : by itself it means "sword," but in jukugo, it tends to mean "important' or "especially".

Onyomi

SETSU

The samurai SAID TO me, "I'm fin to cut your heel with this here sword if you don't bow down to the feudal system."

( を ) き＊る	I cut the paper ★★★★★
( が ) き＊れる	something is cut off, something breaks. To get your electricity cut off. ★★★☆☆

大切(たいせつ) な	important ★★★★★ 大 (big) + 切 (cut / important) = 大切 (important)
が売り切れ(うりきれ)	sold out ★★★☆☆ 売 (sell) + 切 (cut / important) = 売り切れ (sold out)
裏切り(うらぎり)	backstab ★★★☆☆ 裏 (backside) + 切 (cut / important) = 裏切り (backstab) backstabbing (verb form:　うらぎる！）
裏切り者(うらぎりしゃ)	traitor ★☆☆☆☆ KUN ON 裏 (backside) + 切 (cut / important) + 者 (professional) = 裏切り者 (traitor )