mucilage vs casein glue

mucilage and casein glue both are nouns.

Word	Noun	Adjective	Verb	Adverb
mucilage	Yes	No	No	No
casein glue	Yes	No	No	No

As nouns, casein glue is a hyponym of mucilage; that is, casein glue is a word with a more specific, narrower meaning than mucilage:

mucilage: cement consisting of a sticky substance that is used as an adhesive
casein glue: made from casein; used for e.g. plywood and cabinetwork

Other hyponyms of mucilage include animal glue, fish glue, marine glue.

mucilage (noun)	casein glue (noun)
a gelatinous substance secreted by plants	made from casein; used for e.g. plywood and cabinetwork
cement consisting of a sticky substance that is used as an adhesive