manure vs night soil

manure and night soil both are nouns.

Word	Noun	Adjective	Verb	Adverb
manure	Yes	No	Yes	No
night soil	Yes	No	No	No

As nouns, night soil is a hyponym of manure; that is, night soil 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
night soil: human excreta used as fertilizer

Other hyponyms of manure include chicken manure, cow manure, green manure, horse manure.

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

manure (verb)	night soil (verb)
spread manure, as for fertilization