Where does “*calfāre” come from?

*calfāre (Vulgar Latin) comes from Latin calefaciō, from Latin faciō, from Latin -torium, from Latin -tōrius, from Latin -tor, from Proto-Italic -tōr, from Proto-Indo-European -tōr, from Proto-Indo-European -tor-s.

Ancestry of “*calfāre”, step by step

StepLanguageWordMeaning
1Latincalefaciōto warm or heat
2Latinfaciōto do
3Latin-toriumnominative neuter singular of -tōrius; accusative...
4Latin-tōriusory
5Latin-tor-er
6Proto-Italic-tōrForms agent nouns to verb stems
7Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
8Proto-Indo-European-tor-s

Words derived from “*calfāre

Every word from Proto-Indo-European -tor-sEvery word from Latin -toriumEvery word from Latin -tor