beauty vs sweetheart

beauty and sweetheart both are nouns.

Word	Noun	Adjective	Verb	Adverb
beauty	Yes	No	No	No
sweetheart	Yes	Yes	No	No

As nouns, beauty and sweetheart are synonyms defined as:

Other synonyms of beauty include dish, knockout, looker, lulu, mantrap, peach, ravisher, smasher, stunner.

beauty (noun)	sweetheart (noun)
the qualities that give pleasure to the senses	a person loved by another person
an outstanding example of its kind	a very attractive or seductive looking woman
a very attractive or seductive looking woman	any well-liked individual
	a beloved person; used as terms of endearment

beauty (adjective)	sweetheart (adjective)
	privileged treatment of a favored person or corporation (sometimes unethically)