ենթամնայ (Old Armenian) comes from Old Armenian ենթա-, from Old Armenian ընդ, from Proto-Indo-European h₂énti, from Proto-Indo-European h₂énts, from Proto-Indo-European h₂ent-, from Proto-Indo-European h₂en- — on, onto.
ենթամնայ (Old Armenian): hyphen, mark of the division of a word: ֊