Where does “ухаживание” come from?

ухаживание (Russian) comes from Russian уха́живать, from Russian уходи́ть, from Russian ходи́ть, from Proto-Slavic xoditi, from Proto-Indo-European sod-, from Proto-Indo-European sḗd- — to sit.

ухаживание (Russian): nursing, tending, caring, looking after (someone or something)

Definitions

nursing, tending, caring, looking after (someone or something)

Ancestry of “ухаживание”, step by step

Step	Language	Word	Meaning
1	Russian	уха́живать	to care, to tend, to nurse, to look after
2	Russian	уходи́ть	to care for, to look after
3	Russian	ходи́ть	to go; to walk, to go; to walk or go
4	Proto-Slavic	xoditi	to go, walk
5	Proto-Indo-European	sod-	—
6	Proto-Indo-European	sḗd-	to sit

Every word from Proto-Indo-European sḗd- →Every word from Proto-Indo-European sod- →Every word from Proto-Slavic xoditi →