polymeric amide vs polyamide

polymeric amide and polyamide both are nouns.

Word	Noun	Adjective	Verb	Adverb
polymeric amide	Yes	No	No	No
polyamide	Yes	No	No	No

As nouns, polymeric amide and polyamide are synonyms defined as:

polymeric amide and polyamide: a polymer containing repeated amide groups

polymeric amide (noun)	polyamide (noun)
a polymer containing repeated amide groups	a polymer containing repeated amide groups