Ancient Greek οἶος

← Old English ān (cognate)

← English one (cognate)

← English an (mention)

← Proto-Indo-European *óywos (derived)

← Proto-Indo-European *óynos (mention)

← Old Latin oinos (cognate)

← Latin ūnus (cognate)

← Sanskrit एक (cognate)

→ Old English an (cognate)

→ Spanish uno (cognate)

→ Persian یک (cognate)

→ Persian ـی (cognate)

→ Ancient Greek οἴνη (mention)

→ Latin unus (cognate)