UNPOLISHED
gauche, graceless, unpolished
(adjective) lacking social polish; “too gauche to leave the room when the conversation became intimate”; “their excellent manners always made me feel gauche”
unpolished
(adjective) not carefully reworked or perfected or made smooth by polishing; “dull unpolished shoes”
Source: WordNet® 3.1
Etymology
Adjective
unpolished (comparative more unpolished, superlative most unpolished)
Not polished; not brought to a polish.
Deprived of polish.
Not refined in manners or style
Synonyms: uncivilized, rude, plain
Synonyms
• See also impolite
Antonyms
• polished
• refined
• civilized
Source: Wiktionary
UNPOLISH
Un*pol"ish, v. t. Etym: [1st pref. un- + polish.]
Definition: To deprive of polish; to make impolite.
Source: Webster’s Unabridged Dictionary 1913 Edition