(skil) noun
1. The familiar knowledge of any science, art, or handicraft, as shown by dexterity in execution or performance, or in its application to practical purposes; technical ability.
2. A specific art or trade; also, a gift; accomplishment.
3. Obs. Intellect; understanding. See synonyms under ABILITY, DEXTERITY, INGENUITY, WISDOM. [<ON skil knowledge]
—skill′–less adjective

(skil) v.i. Obs.
To matter; make a difference: usually used impersonally and with a negative: It skills not what I do. [<ON skilja separate]