polyamide vs polymer

polyamide and polymer both are nouns.

Word	Noun	Adjective	Verb	Adverb
polyamide	Yes	No	No	No
polymer	Yes	No	No	No

As nouns, polymer is a hypernym of polyamide; that is, polymer is a word with a broader meaning than polyamide:

polyamide: a polymer containing repeated amide groups
polymer: a naturally occurring or synthetic compound consisting of large molecules made up of a linked series of repeated simple monomers

polyamide (noun)	polymer (noun)
a polymer containing repeated amide groups	a naturally occurring or synthetic compound consisting of large molecules made up of a linked series of repeated simple monomers