ψωθίον

A. small crumb, morsel, Pherecr. 81 (acc. to Ath. 14.646c):—also ψωθία, ἡ, blister on under-surface of loaf, Poll. 7.23; hence of coin used in Hades, Pherecr. l. c. (acc. to Poll. 9.83).