Nouns

(n)mantlethe cloak as a symbol of authority“place the mantle of authority on younger shoulders”
(n)mantlethe layer of the earth between the crust and the core
(n)blanket, mantleanything that covers“there was a blanket of snow”
(n)mantle, pallium(zoology) a protective layer of epidermis in mollusks or brachiopods that secretes a substance forming the shell
(n)mantel, mantelpiece, mantle, mantlepiece, chimneypieceshelf that projects from wall above fireplace
(n)curtain, drape, drapery, mantle, pallhanging cloth used as a blind (especially for a window)
(n)cape, mantlea sleeveless garment like a cloak but shorter

Verbs

(v)mantlespread over a surface, like a mantle
(v)mantlecover like a mantle“The ivy mantles the building”