11 letters · 24 points in Scrabble
noun (folklore) the magical ability of a person to assume the characteristics of a wolf
originBorrowed from Ancient Greek λῠκᾰνθρωπῐ́ᾱ (lŭkănthrōpĭ́ā), from λῠκᾰ́νθρωπος (lŭkắnthrōpos, “wolfman”). By surface analysis, lycanthrope + -y (abstract noun suffix).
Etymology from Wiktionary, CC BY-SA 3.0