nubby

adjective2

1. •
   Knobbly; covered with small knobs.

   • noil A type of silk, sometimes incorrectly called raw silk, with a nubby feel and a low sheen. — 2007
2. •
   Nub-like, resembling a small bump or protrusion; stubby.

   • Now we are sitting in a circle and each is given a stenographer's pad, the kind with the spring spine, and a nubby pencil, a pencil of quarter size so it can't be used as a weapon [...] — 2010