Where does “ti” come from?

ti (Portuguese) comes from Old Portuguese ti, from Latin tibi, from Latin tē, from Latin tū, from Proto-Italic tū, from Proto-Indo-European túh₂ — you, thou.

ti (Portuguese): prepositional of tu; Initialism of transitivo...

Definitions

prepositional of tu; Initialism of transitivo...

Ancestry of “ti”, step by step

Step	Language	Word	Meaning
1	Old Portuguese	ti	—
2	Latin	tibi	to you; dative of tū
3	Latin	tē	—
4	Latin	tū	you (singular); thou
5	Proto-Italic	tū	you
6	Proto-Indo-European	túh₂	you, thou

Every word from Proto-Indo-European túh₂ →Every word from Proto-Italic tū →Every word from Latin tū →