Old Armenian երկն

← Proto-Indo-European *dwey- (inherited)

← Old Armenian (mention)

← Old Armenian երկու (mention)

→ Ancient Greek δεινός (cognate)

→ Ancient Greek δέος (cognate)

→ Ancient Greek δειλός (cognate)

→ Ancient Greek ὀδύνη (cognate)

→ Ancient Greek δειμός (cognate)

→ Armenian երկունք (mention)

→ Latin dirus (cognate)

→ Albanian dhunë (cognate)

→ Old Armenian երկու (mention)

→ Old Armenian երկնչիմ (suffix)

→ Old Armenian երկչոտ (affix)