proboscis vs mammoth

proboscis and mammoth both are nouns.

Word	Noun	Adjective	Verb	Adverb
proboscis	Yes	No	No	No
mammoth	Yes	Yes	No	No

proboscis (noun)	mammoth (noun)
a long flexible snout as of an elephant	any of numerous extinct elephants widely distributed in the Pleistocene; extremely large with hairy coats and long upcurved tusks
the human nose (especially when it is large)

proboscis (adjective)	mammoth (adjective)
	so exceedingly large or extensive as to suggest a giant or mammoth