red worm vs dew worm

red worm and dew worm both are nouns.

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

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

red worm and dew 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, earthworm, fishing worm, fishworm, nightcrawler, nightwalker, wiggler.

red worm (noun)	dew 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