uinnseann

ash, Irish uinseann, Middle Irish fuindseog, ash-tree, Old Irish ind-huinnius, Welsh on, onen, earlier onn, onnen, Breton ounnenn. Cornish onnen: *osnâ, *osnestu-; Latin ornus (*osinos); Lithuanian u$$osis, ahs, Russ. jaseni$$u. Cf. English ash.