manure vs cow manure

manure and cow manure both are nouns.

Word	Noun	Adjective	Verb	Adverb
manure	Yes	No	Yes	No
cow manure	Yes	No	No	No

As nouns, cow manure is a hyponym of manure; that is, cow manure is a word with a more specific, narrower meaning than manure:

manure: any animal or plant material used to fertilize land especially animal excreta usually with litter material
cow manure: cow excreta used as fertilizer

Other hyponyms of manure include chicken manure, green manure, horse manure, night soil.

manure (noun)	cow manure (noun)
any animal or plant material used to fertilize land especially animal excreta usually with litter material	cow excreta used as fertilizer

manure (verb)	cow manure (verb)
spread manure, as for fertilization