Where does “d’” come from?

d’ (Old French) comes from Old French eü, from Vulgar Latin habutus, from Latin habitus, from Latin -tus, from Proto-Italic -tus, from Proto-Indo-European -tus — Derives action nouns from verb roots.

Ancestry of “d’”, step by step

d’ traces back through two separate lines of ancestry.

via Old French

StepLanguageWordMeaning
1Old FrenchAlternative form of eu
2Vulgar Latinhabutusperfect participle of habeō
3Latinhabitusretained, maintained, having been maintained;...
4Latin-tusForms the past participle of verbs; Forms...
5Proto-Italic-tus
6Proto-Indo-European-tusDerives action nouns from verb roots

via Old French Evreux

StepLanguageWordMeaning
1Old FrenchEvreux

Words derived from “d’

Every word from Proto-Indo-European -tusEvery word from Latin -tusEvery word from Latin habitus