Newly produced
new, green, crisp, raw, recent, current, late, this season's, factory-fresh, garden-fresh, farm-fresh, new-crop, newly born, brand-new, newborn, immature, young, beginning, newfound, just out, newfangled, hot off the press*.
Antonyms old*, stale, musty.
Novel
unconventional, original, radical, different; see original 2, 3, unusual 1, 2.
Additional
further, increased, supplementary, new; see extra.
Not preserved
unsalted, uncured, unpickled, undried, unsmoked, uncanned; see also sense 1.
Unspoiled
uncontaminated, not stale, good, unwilted, undecayed, well-preserved, odor-free, in good condition, unwithered, unblemished, unspotted, preserved, faultless, new, pure, pristine, virgin, unimpaired, wholesome.
Antonyms decayed*, spoiled, contaminated.
Not faded, worn, or soiled
vivid, unworn, unsullied, sharp; see bright 2, clean, definite 2.
Not salt; said of water
potable, drinkable, cool, clear, pure, clean, sweet, fit to drink, safe.
Antonyms dirty*, brackish, briny.
Brisk; said of air or wind
cool, refreshing, bracing, invigorating, quickening, spanking, refreshing, steady, stimulating, crisp, clear, unpolluted, clean, pure, stiff.
Energetic
vigorous, spry, sprightly, alert; see active 2.
Refreshed
rested, restored, rehabilitated, like new, like a new man, like a new woman, renewed, relaxed, stimulated, freshened, invigorated, revived, recharged, energized, bright-eyed and bushy-tailed*.
Antonyms tired*, exhausted, worn-out.
Inexperienced
untrained, untried, unskilled, green; see inexperienced.
*Impudent
saucy, disrespectful, impertinent; see rude 2. See syn. study at new.