He is a long, bony creature like a knobbly ram-rod, and his face is about the colour and shape of a damp, mildewed walnut.
"The Red Planet"
William J. Locke
How arid existence had been for him up to then in regard to the affections, how knobbly the sort of kisses he had received in Clark.
"Christopher and Columbus"
Countess Elizabeth Von Arnim
Jackie soon came back with a knobbly-looking canvas bag in his hand, and followed by Fraulein Schnipp the German governess.
"A Pair of Clogs"
Amy Walton