1. hoariness(n = noun.attribute) frostiness - a silvery-white color;
is a kind of white, whiteness
Derived form adjective hoary1
2. hoariness(n = noun.attribute) - great age (especially grey or white with age);
is a kind of oldness
Derived form adjective hoary1
The state of being hoary. Dryden. [1913 Webster]