9 letters · 12 points in Scrabble
noun inflammation of a joint or joints
originFrom Latin arthrītis, from Ancient Greek ἀρθρῖτις (arthrîtis, “joint-disease, gout”), from ἄρθρον (árthron, “a joint”). By surface analysis, arthr- + -itis.
Etymology from Wiktionary, CC BY-SA 3.0