prō-tūbĕro

āre, v. n.
I. to swell or bulge out, to grow forth (late Lat.), Sol. 45: poma, id. 46 fin.—
2. Trop.: densa ne supra modum protuberent, Aus. Idyll. 13, praef. § 8; cf. id. ib. 16, 10.
Lewis & Short
A Latin Dictionary, 1879
An open-access project