gallant vs dude

gallant and dude both are nouns.

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

As nouns, gallant and dude are synonyms defined as:

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

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

gallant (noun)	dude (noun)
a man who attends or escorts a woman	a man who is much concerned with his dress and appearance
a man who is much concerned with his dress and appearance	an informal form of address for a man

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