tūbercŭlum — Lewis & Short
tūbercŭlum, i, n.dim.id.,
I a small swelling, bump, or protuberance; a boil, pimple, tubercle:
in gingivis,Cels. 6, 13:
in capite,id. 7, 6:
fabae,an excrescence, Plin. 22, 22, 45, § 91; 11, 11, 12, § 29.