beau vs fop

beau and fop both are nouns.

Word	Noun	Adjective	Verb	Adverb
beau	Yes	No	No	No
fop	Yes	No	No	No

As nouns, beau and fop are synonyms defined as:

Other synonyms of beau include clotheshorse, dandy, dude, fashion plate, gallant, sheik, swell.

beau (noun)	fop (noun)
a man who is the lover of a man or woman	a man who is much concerned with his dress and appearance
a man who is much concerned with his dress and appearance