adhesive agent vs paste

adhesive agent and paste both are nouns.

Word	Noun	Adjective	Verb	Adverb
adhesive agent	Yes	No	No	No
paste	Yes	No	Yes	No

As nouns, paste is a hyponym of adhesive agent; that is, paste is a word with a more specific, narrower meaning than adhesive agent:

adhesive agent: a substance that unites or bonds surfaces together
paste: an adhesive made from water and flour or starch; used on paper and paperboard

Other hyponyms of adhesive agent include birdlime, lime, spirit gum, binder, cement, library paste, rubber cement, denture adhesive.

adhesive agent (noun)	paste (noun)
a substance that unites or bonds surfaces together	a tasty mixture to be spread on bread or crackers or used in preparing other dishes
	an adhesive made from water and flour or starch; used on paper and paperboard
	any mixture of a soft and malleable consistency
	a hard, brilliant lead glass that is used in making artificial jewelry

adhesive agent (verb)	paste (verb)
	hit with the fists
	join or attach with or as if with glue
	cover the surface of