sea wolf vs grampus

sea wolf and grampus both are nouns.

Word	Noun	Adjective	Verb	Adverb
sea wolf	Yes	No	No	No
grampus	Yes	No	No	No

As nouns, sea wolf and grampus are synonyms defined as:

sea wolf and grampus: predatory black-and-white toothed whale with large dorsal fin; common in cold seas

Other synonyms of sea wolf include killer, killer whale, orca, Orcinus orca.

sea wolf (noun)	grampus (noun)
predatory black-and-white toothed whale with large dorsal fin; common in cold seas	slaty-grey blunt-nosed dolphin common in northern seas
	predatory black-and-white toothed whale with large dorsal fin; common in cold seas