Where does “perpetuu” come from?

perpetuu (Romanian) comes from Latin perpetuus, from Latin -uus, from Proto-Italic *-wos, from Proto-Indo-European -wós — Creates adjectives from verb stems.

perpetuu (Romanian): perpetual

Definitions

perpetual

Ancestry of “perpetuu”, step by step

Step	Language	Word	Meaning
1	Latin	perpetuus	perpetual, continuous, uninterrupted, constant,...
2	Latin	-uus	forms adjectives on verbal stems
3	Proto-Italic	*-wos	—
4	Proto-Indo-European	-wós	Creates adjectives from verb stems

Every word from Proto-Indo-European -wós →Every word from Latin -uus →Every word from Latin perpetuus →