What is "bushiness"

Usage examples of "bushiness".

And if added to this there be a repellent unkemptness, a wild disorder of dress, a bushiness of dark hair white at the roots, and an unchecked growth of white beard on a face once clean-shaven, the cumulative effect is quite shocking.

Someone had picked them very carefully, but there were little differences like the size of the nose and the bushiness of the eyebrows, Bill wondered if they'd really been picked, or maybe put together, sort of like himself.