mantle vs upper mantle

mantle and upper mantle both are nouns.

Word	Noun	Adjective	Verb	Adverb
mantle	Yes	No	Yes	No
upper mantle	Yes	No	No	No

mantle (noun)	upper mantle (noun)
a sleeveless garment like a cloak but shorter	the upper part of the mantle
hanging cloth used as a blind (especially for a window)
shelf that projects from wall above fireplace
(zoology) a protective layer of epidermis in mollusks or brachiopods that secretes a substance forming the shell
the cloak as a symbol of authority
the layer of the earth between the crust and the core
anything that covers

mantle (verb)	upper mantle (verb)
cover like a mantle
spread over a surface, like a mantle