bearcat vs civet cat

bearcat and civet cat both are nouns.

Word	Noun	Adjective	Verb	Adverb
bearcat	Yes	No	No	No
civet cat	Yes	No	No	No

As nouns, civet cat is a hypernym of bearcat; that is, civet cat is a word with a broader meaning than bearcat:

bearcat: arboreal civet of Asia having a long prehensile tail and shaggy black hair
civet cat: cat-like mammal typically secreting musk used in perfumes

Other hypernyms of bearcat include civet.

bearcat (noun)	civet cat (noun)
arboreal civet of Asia having a long prehensile tail and shaggy black hair	cat-like mammal typically secreting musk used in perfumes
	raccoon-like omnivorous mammal of Mexico and the southwestern United States having a long bushy tail with black and white rings