The story
- Proto-Indo-European · derived from*welH-
- Latin · derived fromvulgāris
- Middle English · inherited fromvulgare
- English todayvulgar
From Middle English vulgare, from Latin vulgāris, from volgus, vulgus (“mob; common folk”), from Proto-Indo-European *welH-. Compare Welsh gwala (“plenty, sufficiency”), Ancient Greek ἁλία (halía, “assembly”), εἰλέω (eiléō, “to compress”), Proto-Slavic *valъ.
Words from the same roots
Latinvulgāris all →
pemphigus vulgaris
Proto-Indo-European*welH- all →
wellwallinvolvewaltzwalewallowwhelk
Etymology from Wiktionary, CC BY-SA 4.0.