Where does “ter” come from?

ter (Vietnamese) comes from French ter, from Latin ter, from Latin terr, from Old Latin tris, from Proto-Italic trēs, from Proto-Indo-European *tréyes.

ter (Vietnamese): b; designating a third house with the same number

Definitions

b; designating a third house with the same number

Ancestry of “ter”, step by step

Step	Language	Word	Meaning
1	French	ter	b; designating a third house with the same number
2	Latin	ter	thrice
3	Latin	terr	—
4	Old Latin	tris	—
5	Proto-Italic	trēs	three
6	Proto-Indo-European	*tréyes	—

Every word from Proto-Indo-European *tréyes →Every word from Proto-Italic trēs →Every word from Old Latin tris →