komondor vs shepherd dog

komondor and shepherd dog both are nouns.

Word	Noun	Adjective	Verb	Adverb
komondor	Yes	No	No	No
shepherd dog	Yes	No	No	No

As nouns, shepherd dog is a hypernym of komondor; that is, shepherd dog is a word with a broader meaning than komondor:

komondor: Hungarian breed of large powerful shaggy-coated white dog; used also as guard dog
shepherd dog: any of various usually long-haired breeds of dog reared to herd and guard sheep

Other hypernyms of komondor include sheep dog, sheepdog.

komondor (noun)	shepherd dog (noun)
Hungarian breed of large powerful shaggy-coated white dog; used also as guard dog	any of various usually long-haired breeds of dog reared to herd and guard sheep