hoarˈy adjective

1. White or grey with age
2. Ancient
3. Old and hackneyed
4. Covered with short, dense, whitish hairs (biology)

hoarˈfrost noun

Rime or white frost, the white particles formed by the freezing of the dew

hoarˈhead noun

A hoary-headed old man

hoarˈ-headed adjective

hoarˈ-stone (Scot hareˈ-stane) noun

1. An old hoary stone
2. A standing stone or ancient boundary stone

hoary marmot noun

A greyish-brown N American marmot