裾
キョ, コ, すそ
cuff, hem, foot of mountain
JLPT0 G7 S13 F2334
As per 居# (settle/set in place) + 衣 clothing → *hem* of a skirt or *cuff* of trousers (← end point of a garment where the fabric gathers/settles). *Foot of a mountain* is via a Japanese extension of the sense of this character.
[Full Kanji Etymology List]