Where does “beþ” come from?

beþ (Middle English) comes from Old English bēoþ, from Proto-Germanic biunþi, from Proto-Germanic *beuną, from Proto-Indo-European bʰew- — to grow, swell; to swell, wax, grow; to blow; to...

Ancestry of “beþ”, step by step

beþ traces back through two separate lines of ancestry.

via Old English bēoþ

StepLanguageWordMeaning
1Old Englishbēoþplural imperative; present plural
2Proto-Germanicbiunþi—
3Proto-Germanic*beuną—
4Proto-Indo-Europeanbʰew-to grow, swell; to swell, wax, grow; to blow; to...

via Old English biþ

StepLanguageWordMeaning
1Old Englishbiþthird-person singular present of bēon
2Proto-Germanicbiuþi—
Every word from Proto-Indo-European bʰew- →Every word from Proto-Germanic *beuną →Every word from Proto-Germanic biunþi →