degreaser vs cleaner

degreaser and cleaner both are nouns.

Word	Noun	Adjective	Verb	Adverb
degreaser	Yes	No	No	No
cleaner	Yes	No	No	No

As nouns, cleaner is a hypernym of degreaser; that is, cleaner is a word with a broader meaning than degreaser:

degreaser: a chemical substance that dissolves water-insoluble substances, such as greases and oils.
cleaner: a preparation used in cleaning something

Other hypernyms of degreaser include cleanser, cleansing agent.

degreaser (noun)	cleaner (noun)
a chemical substance that dissolves water-insoluble substances, such as greases and oils.	a preparation used in cleaning something
	someone whose occupation is cleaning
	the operator of dry-cleaning establishment