Where does “unpreventible” come from?

unpreventible (English) comes from English preventible, from English prevent, from Middle English preventen, from Latin praeventus, from Latin praeveniō, from Latin veniō, from Proto-Italic gʷenjō, from Proto-Indo-European gʷm̥yéti — he, she.

Ancestry of “unpreventible”, step by step

unpreventible traces back through two separate lines of ancestry.

via English preventible

StepLanguageWordMeaning
1EnglishpreventibleAlternative form of preventable
2EnglishpreventTo stop (an outcome); to keep from (doing something)
3Middle Englishpreventenanticipate
4Latinpraeventusanticipated
5Latinpraeveniōto anticipate
6Latinveniōto come (to a place), come in, arrive, reach
7Proto-Italicgʷenjōto come
8Proto-Indo-Europeangʷm̥yétito come
9Proto-Indo-European-yétiCreates intransitive, often deponent,...
10Proto-Indo-Europeanyé-
11Chichewaiyehe, she

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Chichewa iyeEvery word from Proto-Indo-European -yétiEvery word from Proto-Indo-European gʷm̥yéti
unpreventible — Etymology, Origin & Word History | Etymology Explorer