red worm vs fishing worm

red worm and fishing worm both are nouns.

Word	Noun	Adjective	Verb	Adverb
red worm	Yes	No	No	No
fishing worm	Yes	No	No	No

As nouns, red worm and fishing worm are synonyms defined as:

red worm and fishing worm: terrestrial worm that burrows into and helps aerate soil; often surfaces when the ground is cool or wet; used as bait by anglers

Other synonyms of red worm include angleworm, crawler, dew worm, earthworm, fishworm, nightcrawler, nightwalker, wiggler.

red worm (noun)	fishing worm (noun)
terrestrial worm that burrows into and helps aerate soil; often surfaces when the ground is cool or wet; used as bait by anglers	terrestrial worm that burrows into and helps aerate soil; often surfaces when the ground is cool or wet; used as bait by anglers