cherub vs infant

cherub and infant both are nouns.

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

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

cherub: a sweet innocent baby
infant: a very young child (birth to 1 year) who has not yet begun to walk or talk

Other hypernyms of cherub include babe, baby.

cherub (noun)	infant (noun)
an angel of the second order whose gift is knowledge; usually portrayed as a winged child	a very young child (birth to 1 year) who has not yet begun to walk or talk
a sweet innocent baby