itch (n.) Look up itch at Dictionary.com
O.E. gicce, from giccan (v.) "to itch," from W.Gmc. *jukkjan (cf. M.Du. jöken, O.H.G. jucchen, Ger. jucken). Sense of "restless desire" is first attested 1530s; itching in this sense is from mid-14c.