cupid vs emblem

cupid and emblem both are nouns.

Word	Noun	Adjective	Verb	Adverb
cupid	Yes	No	No	No
emblem	Yes	No	No	No

As nouns, emblem is a hypernym of cupid; that is, emblem is a word with a broader meaning than cupid:

cupid: a symbol for love in the form of a cherubic naked boy with wings and a bow and arrow
emblem: a visible symbol representing an abstract idea

Other hypernyms of cupid include allegory.

cupid (noun)	emblem (noun)
a symbol for love in the form of a cherubic naked boy with wings and a bow and arrow	special design or visual object representing a quality, type, group, etc.
	a visible symbol representing an abstract idea