Where does “lavātrīna” come from?

lavātrīna (Latin) comes from Latin lavō, from Proto-Italic lawaō, from Proto-Indo-European léwh₃eti, from Proto-Indo-European lewh₃- — to wash.

Ancestry of “lavātrīna”, step by step

StepLanguageWordMeaning
1Latinlavōto wash, bathe
2Proto-Italiclawaō
3Proto-Indo-Europeanléwh₃eti
4Proto-Indo-Europeanlewh₃-to wash

Words derived from “lavātrīna

Every word from Proto-Indo-European lewh₃-Every word from Proto-Indo-European léwh₃etiEvery word from Proto-Italic lawaō