虧

A phono-semantic compound composed of:

雐 — phonetic component indicating the sound;

亐 — semantic component suggesting lack, deficiency, or loss.

The character originally conveyed the idea of something becoming incomplete or diminished.

Semantic development:

- to become incomplete or diminished;

- deficiency or shortage;

- financial or material loss;

- figuratively: to suffer disadvantage.

The meaning expanded from physical incompleteness to financial and metaphorical loss.

휴손 (虧損) — loss; damage; deficit

휴결 (虧缺) — deficiency; shortage

Related characters:

缺 — lack; deficiency

損 — loss; damage

減 — decrease

These characters share the semantic field of reduction, deficiency, or loss.

In Chinese typography, the right component may appear as 亐 (Korean/Japanese style) or 亏 (Chinese style).