Where does “baithis” come from?

baithis (Old Irish) comes from Old Irish baithes, from Latin baptisma, from Ancient Greek βάπτισμα, from Ancient Greek βαπτίζω, from Ancient Greek βάπτω, from Proto-Hellenic gʷápťō, from Proto-Indo-European gʷh₂bʰ-yé-ti, from Proto-Indo-European gʷeh₂bʰ- — to dive, dive in.

Ancestry of “baithis”, step by step

StepLanguageWordMeaning
1Old Irishbaithesbaptism
2Latinbaptismaablution; a dipping or washing in water; baptism;...
3Ancient Greekβάπτισμαbaptism
4Ancient Greekβαπτίζωto dip, plunge; to immerse; to drown, sink
5Ancient GreekβάπτωI dip, submerge; I dye, colour; I baptise
6Proto-Hellenicgʷápťōto dip, submerge
7Proto-Indo-Europeangʷh₂bʰ-yé-ti
8Proto-Indo-Europeangʷeh₂bʰ-to dive, dive in

Words derived from “baithis

Every word from Proto-Indo-European gʷeh₂bʰ-Every word from Proto-Indo-European gʷh₂bʰ-yé-tiEvery word from Proto-Hellenic gʷápťō