Extubero, túberas, pen. corr. tuberâre. Plin. To swell muche: to rise vp like a botch: also to make to swell or rise.Extuberantes gemmæ: quibus opponuntur Cauæ. Pli. Precious of fashion: embowed.
Lewis and Short: Latin dictionary
ex-tūbĕro, āvi, ātum, 1, v. n. and a. [tuber] (post-Aug.). I.Neutr., to swell out or up, to rise as a swelling: radice foliosa, ex qua media veluti malum extuberat, Plin. 21, 16, 56, 96: gemma, id. 37, 8, 33, 110.—II.Act., to cause to swell up, to raise: defert montes, surrigit plana, valles extuberat, Sen. Q. N. 6, 4, 1: extuberatus venter,