Hoar /(?)/

Hoar

a.
  1. White, or grayish white; as, hoar frost; hoar cliffs.
  2. Gray or white with age; hoary.
    Whose beard with age is hoar.
    Old trees with trunks all hoar.
  3. Musty; moldy; stale. [Obs.]

Hoar

n.
  1. Hoariness; antiquity. [R.]
    Covered with the awful hoar of innumerable ages.

Hoar

v. t.
  1. To become moldy or musty. [Obs.]