spiffy vs dashing

spiffy and dashing both are adjectives.

Word	Noun	Adjective	Verb	Adverb
spiffy	No	Yes	No	No
dashing	No	Yes	No	No

As adjectives, spiffy and dashing are synonyms defined as:

Other synonyms of spiffy include dapper, jaunty, natty, raffish, rakish, snappy, spruce.

spiffy (adjective)	dashing (adjective)
marked by up-to-dateness in dress and manners	marked by up-to-dateness in dress and manners
	lively and spirited