cyprinid vs tench

cyprinid and tench both are nouns.

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

As nouns, tench is a hyponym of cyprinid; that is, tench is a word with a more specific, narrower meaning than cyprinid:

cyprinid: soft-finned mainly freshwater fishes typically having toothless jaws and cycloid scales
tench: freshwater dace-like game fish of Europe and western Asia noted for ability to survive outside water

cyprinid (noun)	tench (noun)
soft-finned mainly freshwater fishes typically having toothless jaws and cycloid scales	freshwater dace-like game fish of Europe and western Asia noted for ability to survive outside water

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