Where does “beijo” come from?

beijo (Old Portuguese) comes from Latin bāsium, from Proto-Indo-European bu.

Ancestry of “beijo”, step by step

StepLanguageWordMeaning
1Latinbāsiumkiss especially of the hand
2Proto-Indo-Europeanbu

Words derived from “beijo

Every word from Proto-Indo-European buEvery word from Latin bāsium