sea snail vs seasnail

sea snail and seasnail both are nouns.

Word	Noun	Adjective	Verb	Adverb
sea snail	Yes	No	No	No
seasnail	Yes	No	No	No

As nouns, sea snail and seasnail are synonyms defined as:

sea snail and seasnail: small tadpole-shaped cold-water fishes with pelvic fins forming a sucker; related to lumpfish

Other synonyms of sea snail include Liparis liparis, snailfish.

sea snail (noun)	seasnail (noun)
small tadpole-shaped cold-water fishes with pelvic fins forming a sucker; related to lumpfish	small tadpole-shaped cold-water fishes with pelvic fins forming a sucker; related to lumpfish
	any of several creeping marine gastropods with a spirally coiled shell: whelks, tritons, moon shells, neritids