moorcock vs red grouse

moorcock and red grouse both are nouns.

Word	Noun	Adjective	Verb	Adverb
moorcock	Yes	No	No	No
red grouse	Yes	No	No	No

As nouns, red grouse is a hypernym of moorcock; that is, red grouse is a word with a broader meaning than moorcock:

Other hypernyms of moorcock include Lagopus scoticus, moor-bird, moorbird, moorfowl, moorgame.

moorcock (noun)	red grouse (noun)
male red grouse	reddish-brown grouse of upland moors of Great Britain