Where does “situatio” come from?

situatio (Latin) comes from Latin situō, from Latin situs, from Latin -tus, from Proto-Italic -tus, from Proto-Indo-European -tus — Derives action nouns from verb roots.

Ancestry of “situatio”, step by step

Step	Language	Word	Meaning
1	Latin	situō	—
2	Latin	situs	permitted, allowed, suffered, having been...
3	Latin	-tus	Forms the past participle of verbs; Forms...
4	Proto-Italic	-tus	—
5	Proto-Indo-European	-tus	Derives action nouns from verb roots

Words derived from “situatio”

situation
situational
sitcom
situationally
situationist
situationism
resituation
nonsituational
situationless
situationlessness
sitcommish
sitcomlike
sitcomish
sitcomic
sitcom
sitcom
sitcom
sitcom
シチュエーション
situacioun
situacion
situation

Every word from Proto-Indo-European -tus →

situatio — Etymology, Origin & Word History | Etymology Explorer