Where does “buwan” come from?

buwan (Old Dutch) comes from Proto-West Germanic *būan, from Proto-Germanic būaną, from Proto-Indo-European bʰuH- — to become, grow, appear.

Ancestry of “buwan”, step by step

StepLanguageWordMeaning
1Proto-West Germanic*būan—
2Proto-Germanicbūanąto dwell, reside
3Proto-Indo-EuropeanbʰuH-to become, grow, appear

Words derived from “buwan”

Every word from Proto-Indo-European bʰuH- →Every word from Proto-Germanic būaną →Every word from Proto-West Germanic *būan →