8 letters · 11 points in Scrabble
noun a disease caused by deficiency of niacin or tryptophan (or by a defect in the metabolic conversion of tryptophan to niacin); characterized by gastrointestinal disturbances and erythema and nervous or
originFrom Italian pellagra, from Latin pellis (“skin”) + Ancient Greek ἄγρα (ágra, “seizure, attack, catching”).
Etymology from Wiktionary, CC BY-SA 3.0