gĕmursa — Lewis & Short
gĕmursa, ae, f.Gr. ge/mw, to be full; cf. gemo,
I a small swelling between the toes (ante-class.):
morbus, quem gemursam appellavere prisci, inter digitos pedum nascentem,Plin. 26, 1, 5, § 8; cf.: gemursa sub minimo digito pedis tuberculum, quod gemere faciat eum, qui id gerat, Paul. ex Fest. p. 95 Müll.