ail

Inherited from Middle English eilen, from Old English eġlan, eġlian (“to trouble, afflict”), from Proto-West Germanic aglijan, from Proto-Germanic aglijaną (“to trouble, vex”), cognate with Gothic 𐌰𐌲𐌻𐌾𐌰𐌽 (agljan, “to distress”).

Inherited from Middle English eyle, eile, from Old English eġle (“hideous, loathsome, hateful, horrid, troublesome, grievous, painful”). Cognate with Gothic 𐌰𐌲𐌻𐌿𐍃 (aglus, “hard, difficult”).

Inherited from Middle English eile, eyle, eiȝle, from Old English eġl (“an ail; awn; beard of barley; mote”), from Proto-Germanic agilō (“awn”), related to ahaz (“ear (of grain)”). Cognate with German Achel, Egel, Ägel.