unwashed vs vulgar

unwashed and vulgar both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unwashed	No	Yes	No	No
vulgar	No	Yes	No	No

As adjectives, unwashed and vulgar are synonyms defined as:

Other synonyms of unwashed include common, plebeian.

unwashed (adjective)	vulgar (adjective)
not cleaned with or as if with soap and water	conspicuously and tastelessly indecent
of or associated with the great masses of people	of or associated with the great masses of people
	lacking refinement or cultivation or taste
	being or characteristic of or appropriate to everyday language