夭
ヨウ, オウ, カ, わか.い, わかじに, わざわい

early death, calamity

JLPT0 G13 S0 F5000

A depiction of the slender, limber figure of a running youth (compare 允) → *young*. *Die young* and *calamity* are borrowed meanings via 殀.

[Full Kanji Etymology List]