brassy vs flashy

brassy and flashy both are adjectives.

Word	Noun	Adjective	Verb	Adverb
brassy	No	Yes	No	No
flashy	No	Yes	No	No

As adjectives, brassy and flashy are synonyms defined as:

Other synonyms of brassy include cheap, flash, garish, gaudy, gimcrack, loud, meretricious, tacky, tatty, tawdry, trashy.

brassy (adjective)	flashy (adjective)
resembling the sound of a brass instrument	(used especially of clothes) marked by conspicuous display
tastelessly showy	tastelessly showy
unrestrained by convention or propriety