Where does “desuso” come from?

desuso (Galician) comes from Galician uso, from Old Portuguese uso, from Latin ūsus, from Latin ūtor, from Proto-Slavic *ǫtorъ, from Proto-Slavic torъ, from Proto-Slavic terti, from Proto-Indo-European terh₁- — to rub, turn; to drill, pierce.

desuso (Galician): disuse lack of use

Definitions

disuse lack of use

Ancestry of “desuso”, step by step

Step	Language	Word	Meaning
1	Galician	uso	use
2	Old Portuguese	uso	—
3	Latin	ūsus	use, employment, exercise, advantage
4	Latin	ūtor	to use, make use of, employ
5	Proto-Slavic	*ǫtorъ	croze
6	Proto-Slavic	torъ	paddock, pen
7	Proto-Slavic	terti	to rub, to scrape; to polish
8	Proto-Indo-European	terh₁-	to rub, turn; to drill, pierce

Every word from Proto-Indo-European terh₁- →Every word from Proto-Slavic terti →Every word from Proto-Slavic torъ →