6 letters · 12 points in Scrabble
noun (Scottish folklore) water spirit in the form of a horse that likes to drown its riders
noun an Australian sheepdog with pointed ears
originPossibly from Scottish Gaelic cailpeach or colpach, meaning "colt". The dog breed derives from the name shared by the first two breeding bitches (dam and pup), which in turn derives from the mythological spirit.
Etymology from Wiktionary, CC BY-SA 3.0