to decline; to drop; to fall; to go down; to decrease
下 (xià) · 3 strokes
Originally a small line or dot below a longer line, indicating "down". The vertical line was added to distinguish the character from 二 (two). Opposite of 上.
降 (jiàng) · 8 strokes
Depicts two feet (夂, 止) descending down a hill (阝).