silver protein vs colloid

silver protein and colloid both are nouns.

Word	Noun	Adjective	Verb	Adverb
silver protein	Yes	No	No	No
colloid	Yes	No	No	No

As nouns, colloid is a hypernym of silver protein; that is, colloid is a word with a broader meaning than silver protein:

silver protein: a colloid preparation of protein (albumin or gelatin) and silver oxide; used in aqueous solution as an antibacterial agent
colloid: a mixture with properties between those of a solution and fine suspension

silver protein (noun)	colloid (noun)
a colloid preparation of protein (albumin or gelatin) and silver oxide; used in aqueous solution as an antibacterial agent	a mixture with properties between those of a solution and fine suspension