Where does “Τρίτη” come from?

Τρίτη (Greek) comes from Greek τρίτος, from Ancient Greek τρίτος, from Ancient Greek τρι-, from Ancient Greek τρεῖς, from Proto-Hellenic tréyes, from Proto-Indo-European *tréyes.

Τρίτη (Greek): Tuesday

Definitions

Tuesday

Ancestry of “Τρίτη”, step by step

Step	Language	Word	Meaning
1	Greek	τρίτος	third
2	Ancient Greek	τρίτος	third
3	Ancient Greek	τρι-	tri-
4	Ancient Greek	τρεῖς	three
5	Proto-Hellenic	tréyes	three
6	Proto-Indo-European	*tréyes	—

Every word from Proto-Indo-European *tréyes →