sick benefit vs benefit

sick benefit and benefit both are nouns.

Word	Noun	Adjective	Verb	Adverb
sick benefit	Yes	No	No	No
benefit	Yes	No	Yes	No

As nouns, benefit is a hypernym of sick benefit; that is, benefit is a word with a broader meaning than sick benefit:

sick benefit: money paid (by the government) to someone who is too ill to work
benefit: financial assistance in time of need

sick benefit (noun)	benefit (noun)
money paid (by the government) to someone who is too ill to work	something that aids or promotes well-being
	a performance to raise money for a charitable cause
	financial assistance in time of need

sick benefit (verb)	benefit (verb)
	derive a benefit from
	be beneficial for