Middle English word purgen comes from Latin agendum, Latin purus (Clean; pure. Clear, limpid.)

Detailed word origin of purgen

Dictionary entry	Language	Definition
agendum	Latin (lat)
purus	Latin (lat)	Clean; pure. Clear, limpid.
purgare	Latin (lat)
purgier	Old French (fro)	(medicine) to purge (to eliminate from the body).
purgen	Middle English (enm)

Words with the same origin as purgen