Where does “Sisor” come from?

Sisor (Translingual) comes from Estonian sise-, from Tocharian B ṣe, from Portuguese oni-, from Irish ai-, from Old French a-, from Latin ad-, from Proto-Italic *ad- — ad.

Ancestry of “Sisor”, step by step

Step	Language	Word	Meaning
1	Estonian	sise-	A prefix signifying inner, internal, interior,...
2	Tocharian B	ṣe	one
3	Portuguese	oni-	Alternative form of omni-
4	Irish	ai-	—
5	Old French	a-	indicating movement towards something;...
6	Latin	ad-	to; usually prefixed to verbs, in which cases it...
7	Proto-Italic	*ad-	ad

Words derived from “Sisor”

Sisoridae

Every word from Proto-Italic *ad- →Every word from Latin ad- →Every word from Old French a- →