tetter/ˈtɛtə/tetter means any of various pustular skin conditions. Lexicurio rates it Sui generis — a strength score of 87 out of 100.tetter is pronounced /ˈtɛtə/.EtymologyFrom Middle English teter, from Old English teter, tetr, tetra, from Proto-West Germanic *tetru, from Proto-Germanic *tetruz, *tetruhaz, from Proto-Indo-European *dedru-, from Proto-Indo-European *der- (“to flay, split, crack”).nounAny of various pustular skin conditions.“heal this tetter of pedagogism that bespreads him”Potato, or sweet potato root.“Buh Sparruh biggin fur brag, an eh say: "Me tetter, him heap bigger den any me see. Me farruh befo me blan plant tetter, an him tetter bigger ner de calf er me leg. Me kin beat me farruh raise tetter”verbTo affect with tetter.“[…] And all my smooth body, barked and tettered over.”