1.The knobby excrescences at the left side of this vertebral column are due to degenerative osteoarthritis. This is the pronounced "lipping" of the vertebral bodies.
15.Among the many pillows that adorned the venerable couch was one, hard, round, covered with prickly horsehair, and furnished with a knobby button at each end.
16.The tannins come from the skins and the stems - that's the kind of the pokey, knobby bits, and the seeds, the slightly kind of nasty bit of the grape.