Where does “Tétreaultville” come from?

Tétreaultville (French) comes from French -ville, from Old French -ville, from Latin vīlla, from Latin vetera, from Latin vetus, from Latin -tus, from Proto-Italic -tus, from Proto-Indo-European -tus — Derives action nouns from verb roots.

Ancestry of “Tétreaultville”, step by step

StepLanguageWordMeaning
1French-villeville
2Old French-ville
3Latinvīllacountry house; villa
4Latinveterathe old; old times, ancient times, antiquity
5Latinvetusold, aged, elderly, ancient; long-standing;...
6Latin-tusForms the past participle of verbs; Forms...
7Proto-Italic-tus
8Proto-Indo-European-tusDerives action nouns from verb roots
Every word from Proto-Indo-European -tusEvery word from Latin -tusEvery word from Latin vetus