adj. 25B6; adjective
unpolished wood : UNVARNISHED, unfinished, untreated, natural.
his unpolished ways : UNSOPHISTICATED, unrefined, uncultured, uncultivated, coarse, vulgar, crude, rough (and ready), awkward, clumsy, gauche.
an unpolished performance : SLIPSHOD, rough, crude, uneven.
varnished, sophisticated.