unpolished vs unburnished

unpolished and unburnished both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unpolished	No	Yes	No	No
unburnished	No	Yes	No	No

unpolished (adjective)	unburnished (adjective)
not carefully reworked or perfected or made smooth by polishing	of metals e.g.; not made shiny and smooth by friction
lacking social polish