The story
- Proto-Indo-European · derived from*-went-
- Old Latin · derived from-ōsos
- Latin · derived from-ōsus“full of, prone to”
- French · derived from-eux“-ous”
- Proto-Indo-European · derived from*ḱes-“to cut”
- Proto-Italic · derived from*kazēō“to lack”
- Latin · derived fromcariēs“rot, rottenness, corruption”
- French · derived fromcarieux“carious”
- English todaycarious
From French carieux (“carious”), from carie (“decay (of bone or teeth)”) (from Latin cariēs (“rot, rottenness, corruption”), from careō (“to lack, be deprived of”), from Proto-Italic *kazēō (“to lack”), possibly from Proto-Indo-European *ḱes- (“to cut”).) + French -eux (“-ous”) (from Latin -ōsus (“full of, prone to”), from Old Latin -ōsos, ultimately from Proto-Indo-European *-went-, *-wont- + *-to-)).
Words from the same roots
Latincariēs all →
Proto-Indo-European*ḱes- all →
Etymology from Wiktionary, CC BY-SA 4.0.