PU vs PUR

PU and PUR both are nouns.

Word	Noun	Adjective	Verb	Adverb
PU	Yes	No	No	No
PUR	Yes	No	No	No

As nouns, PU and PUR are synonyms defined as:

PU and PUR: any of various polymers containing the urethane radical; a wide variety of synthetic forms are made and used as adhesives or plastics or paints or rubber

PU (noun)	PUR (noun)
any of various polymers containing the urethane radical; a wide variety of synthetic forms are made and used as adhesives or plastics or paints or rubber	any of various polymers containing the urethane radical; a wide variety of synthetic forms are made and used as adhesives or plastics or paints or rubber