5 letters · 7 points in Scrabble
originFrom Latin lepra (“psoriasis & similar skin diseases”), from Koine Greek λέπρα (lépra, “psoriasis & similar skin diseases”), from λεπρός (leprós, “scaly”), from either λεπίς (lepís, “scale”) or λέπος (lépos, “husk, scale”) + -ρος (-ros, suffix forming adjectives). The shift of sense from psoriasis to Hansen's disease occurred in large part from the use of λέπρα (lépra) to translate Hebrew צרעת…
Etymology from Wiktionary, CC BY-SA 3.0