The story
- Proto-Indo-European · derived from*ser-“to guard; to take care of”
- Proto-Indo-European · derived from*ḱóm“beside, by; near; with”
- Latin · derived fromcōnservus“fellow servant; fellow slave”
- Vulgar Latin · derived from*cōnservius
- Medieval Latin · derived fromconsergius
- Old French · derived fromconciarge
- French · borrowed fromconcierge“caretaker; doorkeeper; lodge-keeper of a château”
- English todayconcierge
Borrowed from French concierge (“caretaker; doorkeeper; lodge-keeper of a château”), from Old French conciarge, consierge, consirge, from Medieval Latin consergius; further etymology uncertain, probably from Vulgar Latin *cōnservius, from Latin cōnservus (“fellow servant; fellow slave”), from con- (prefix denoting a being or bringing together of several objects) (ultimately from Proto-Indo-European *ḱóm (“beside, by; near; with”)) + servus (“servant; slave”) (possibly ultimately from Proto-Indo-European *ser- (“to guard; to take care of”) + *-wós (suffix forming adjectives from verb stems)).
Words from the same roots
Proto-Indo-European*ḱóm all →
Proto-Indo-European*ser- all →
Etymology from Wiktionary, CC BY-SA 4.0.