milled vs polished

milled and polished both are adjectives.

Word	Noun	Adjective	Verb	Adverb
milled	No	Yes	No	No
polished	No	Yes	No	No

As adjectives, milled and polished are synonyms defined as:

milled and polished: (of grains especially rice) having the husk or outer layers removed

milled (adjective)	polished (adjective)
(of grains especially rice) having the husk or outer layers removed	perfected or made shiny and smooth
	(of grains especially rice) having the husk or outer layers removed
	showing a high degree of refinement and the assurance that comes from wide social experience
	(of lumber or stone) to trim and smooth