gummous

from The Collaborative International Dictionary of English v.0.48

Gummous \Gum"mous\, a. [L. gummosus; cf. F. gommeux.]
   1. Gumlike, or composed of gum; gummy.
      [1913 Webster]

   2. (Med.) Of or pertaining to a gumma.
      [1913 Webster]