Scratch
n.
2
in Old Scratch "the Devil," 1740, from earlier Scrat, from Old Norse skratte "goblin, wizard," a word which was used in late Old English to gloss "hermaphrodite;" probably originally "monster" (compare Old High German scraz, scrato "satyr, wood demon," German Schratt, Old High German screz "a goblin, imp, dwarf;" borrowed from Germanic into Slavic, as in Polish skrzat "a goblin").