dashing vs dapper

dashing and dapper both are adjectives.

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

As adjectives, dashing and dapper are synonyms defined as:

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

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