Where does “tayo” come from?

tayo (Middle French) comes from Old French taho, from Old French ta, from Latin tua, from Latin tuus, from Russian туз, from Polish tuz, from Polish tu, from Polish być — to be able.

Ancestry of “tayo”, step by step

tayo traces back through 3 separate lines of ancestry.

via Old French taho

Step	Language	Word	Meaning
1	Old French	taho	—
2	Old French	ta	your
3	Latin	tua	inflection of tuus: ## nominative/vocative...
4	Latin	tuus	your
5	Russian	туз	ace; bigwig; two-oar dinghy
6	Polish	tuz	ace; luminary, person of importance in their...
7	Polish	tu	here
8	Polish	być	to be
9	Polish	móc	to be able; may, might; to be allowed
10	Old Polish	móc	can, may, to be able to
11	Proto-Slavic	moťь	power
12	Proto-Indo-European	mógʰtis	—
13	Proto-Indo-European	meǵʰ-	to be able

via Old French tielau

Step	Language	Word	Meaning
1	Old French	tielau	—

via Old French ta ho

Step	Language	Word	Meaning
1	Old French	ta ho	—

Every word from Proto-Indo-European meǵʰ- →Every word from Proto-Indo-European mógʰtis →Every word from Proto-Slavic moťь →