cherub vs angel

cherub and angel both are nouns.

Word	Noun	Adjective	Verb	Adverb
cherub	Yes	No	No	No
angel	Yes	No	No	No

As nouns, angel is a hypernym of cherub; that is, angel is a word with a broader meaning than cherub:

cherub: an angel of the second order whose gift is knowledge; usually portrayed as a winged child
angel: spiritual being attendant upon God

cherub (noun)	angel (noun)
an angel of the second order whose gift is knowledge; usually portrayed as a winged child	spiritual being attendant upon God
a sweet innocent baby	someone who provides financial support for some venture
	person of exceptional holiness