Not cooked
uncooked, fresh, rare, hard, unprepared, undercooked, underdone, fibrous, coarse-grained, unpasteurized, unbaked, unfried; see also rare 5.
Antonyms cooked, baked*, fried.
Unfinished
natural, untreated, rough, newly cut, unprocessed, crude, unrefined, unstained, untanned, coarse, newly mined, uncut, virgin, unedited, unevaluated; see also unfinished 2.
Antonyms manufactured, refined*, processed.
Untrained
inexperienced, immature, new, fresh; see inexperienced.
Cold
biting, windy, bleak; see cold 1.
Without skin
peeled, skinned, dressed, galled, scraped, blistered, cut, wounded, pared, uncovered, chafed, bruised, sore, irritated, inflamed.
Antonyms coated, covered*, healed.
*Nasty
coarse, crude, brutally frank; see coarse 2, rude 2, vulgar 1.