πότερος

Etymology
From, from. Cognates include 🇨🇬, 🇨🇬, 🇨🇬 (🇨🇬) and 🇨🇬. Also see.

Adjective

 * 1)  which of the two?
 * 2)  whichever of the two

Usage notes
A separate indefinite form is rare.