cyprinid vs cyprinoid

cyprinid is a noun but cyprinoid is not a noun.

Word	Noun	Adjective	Verb	Adverb
cyprinid	Yes	Yes	No	No
cyprinoid	No	Yes	No	No

As adjectives, cyprinid and cyprinoid are synonyms defined as:

cyprinid and cyprinoid: of or relating to members of fish family Cyprinidae

cyprinid (noun)	cyprinoid (noun)
soft-finned mainly freshwater fishes typically having toothless jaws and cycloid scales

cyprinid (adjective)	cyprinoid (adjective)
of or relating to members of fish family Cyprinidae	of or relating to members of fish family Cyprinidae