gallant vs dandy

gallant and dandy both are nouns.

Word	Noun	Adjective	Verb	Adverb
gallant	Yes	Yes	No	No
dandy	Yes	Yes	No	No

As nouns, gallant and dandy are synonyms defined as:

gallant and dandy: a man who is much concerned with his dress and appearance

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

gallant (noun)	dandy (noun)
a man who attends or escorts a woman	a sailing vessel with two masts; a small mizzen is aft of the rudderpost
a man who is much concerned with his dress and appearance	a man who is much concerned with his dress and appearance

gallant (adjective)	dandy (adjective)
unflinching in battle or action	excellent
being attentive to women like an ideal knight
having or displaying great dignity or nobility
lively and spirited