jaunty vs dapper

jaunty and dapper both are adjectives.

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

As adjectives, jaunty and dapper are synonyms defined as:

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

jaunty (adjective)	dapper (adjective)
having a cheerful, lively, and self-confident air	marked by up-to-dateness in dress and manners
marked by up-to-dateness in dress and manners