止
シ, と.まる, ど.まり, と.める, と.める, ど.め, とど.める, とど.め, とど.まる, や.める, や.む, や.む, よ.す, さ.す, さ.し, どめ
stop, halt
JLPT4 G2 S4 F310
A depiction of a leg/foot come to a *stop*, making the body stand straight upright → servant standing straight (by) in awaiting orders (compare 寺). Also, *turn off* (← stop).
[Full Kanji Etymology List]