persistent vs dogged

persistent and dogged both are adjectives.

Word	Noun	Adjective	Verb	Adverb
persistent	No	Yes	No	No
dogged	No	Yes	No	No

As adjectives, persistent and dogged are synonyms defined as:

Other synonyms of persistent include dour, pertinacious, tenacious, unyielding.

persistent (adjective)	dogged (adjective)
retained; not shed	stubbornly unyielding
never-ceasing
stubbornly unyielding
continually recurring to the mind