lack

On-Yomi: ケツ、ケン — Kun-Yomi: か.ける、か.く、あくび

Koohii stories:

1) [ihatobu] 13-8-2007(138): To me, this kanji looks like a person with two arms and two legs, but who lacks a head.

2) [bendyarm] 5-10-2007(56): When your body lacks oxygen you yawn.

3) [liosama] 16-7-2008(40): A PERSON BOUND UP due to work is tired and LACKS sleep, hence YAWNS.

4) [SammyB] 11-6-2008(14): I yawn when I lack interest.

5) [sprutnik] 12-12-2008(12): A bound up person lacks his freedom.