fish vs brail

fish and brail both are nouns.

Word	Noun	Adjective	Verb	Adverb
fish	Yes	No	Yes	No
brail	Yes	No	Yes	No

As verbs, brail is a hyponym of fish; that is, brail is a word with a more specific, narrower meaning than fish:

Other hyponyms of fish include crab, seine, scallop, scollop, rail, angle, shrimp, net fish, shark, trawl, still-fish, prawn.

fish (noun)	brail (noun)
any of various mostly cold-blooded aquatic vertebrates usually having scales and breathing through gills	a small rope (one of several) used to draw a sail in
the flesh of fish used as food	a small net used to draw fish into a boat

fish (verb)	brail (verb)
catch or try to catch fish or shellfish	haul fish aboard with brails
seek indirectly	take in a sail with a brail