Definition of clean :
1. Free from awkwardness; not bungling; adroit; dexterous; as, aclean trick; a clean leap over a fence.
2. Free from ceremonial defilement.
3. Free from dirt or filth; as, clean clothes.
4. Free from errors and vulgarisms; as, a clean style.
5. Free from moral defilement; sinless; pure.
6. Free from restraint or neglect; complete; entire.
7. Free from that which is corrupting to the morals; pure in tone; healthy.
8. Free from that which is useless or injurious; without defects; as, clean land; clean timber.
9. To render clean; to free from whatever is foul, offensive, or extraneous; to purify; to cleanse.
10. Well- proportioned; shapely; as, clean limbs.
11. Without limitation or remainder; quite; perfectly; wholly; entirely.
12. Without miscarriage; not bunglingly; dexterously.
refreshed, despoil, cleanly, showy, spring-clean, straight, sticky, not bad, jazzy, unfermented, decipherable, categorical, declamatory, natural, scrubbed, absolutely, sort out, dirty, in toto, dead, cull, conversational, legible, open, whitened, unaccented, pick, pluck, cleaned, sassy, crashing, bone, legitimate, thorough, brisk, reasonable, crackhouse, particular, unqualified, swooning, strip, flat-out, peachy, jolly, peck, spick, comely, absolute, bake, unblamable, wanton, sex, bonnie, make clean, ransack, bulbous, rank, accepted, blank, profound, cosher, consummate, lightheaded, light-headed, wakeful, vindicated, pillage, foot, readable, betting, discase, crack den, middling, bust, clean-shaven, kosher, vestal, beat, all-out, dapper, bully, especially, skillful, damn, independent, vacuous, unmitigated, faint, uninfected, closed, impertinent, dust, unobjectionable, adroit, well-groomed, plunder, sluttish, out-and-out, clean-cut, big, butter, overbold, fairly, sheer, mediocre, well-defined, correct, accurate, beautiful, bracing, butchery, washed, reave, slap-up, corking, cracking, scratch-and-sniff, nibble, dreadful, snowy, own up, disinvest, total, bright, fresh, concave, denude, G-rated, dandy, harmless, literally, outright, ruled, discursive, cloudless, bent, cold turkey, sportsmanly, bodacious, undress, vacant, graceful, bloodless, void, regular, reliable, evenhandedly, scour, limited, totally, exculpated, diffuse, chintzy, legal, average, moderately, fully, scavenge, new, break up, wholly, blame, Midland, toom, catalytic converter, plumb, rinse, lawful, sportsmanlike, exonerated, absolved, reasonably, clean out, clean and jerk, char, sightly, comprehensive, chill, sporty, ability, modest, blooming, tell the truth, swell, light, loot, innocuous, perfect, clear out, perfectly, articulate, loose, spic-and-span, clear-cut, flat, legitimacy, colored, distinct, easy, bleached, aerodynamic, weak, arrant, speckless, cleansed, all, precise, wise, full-scale, gaudy, short, soiled, dissipated, find fault, abuse, unused, scant, sharp, groovy, biohazard, fair, crisp, asymmetrical, clean-living, squared, deprive, lined, entirely, antiseptic, uncontaminating, just, complete, downright, addiction, carbon sink, piece, smashing, unmortgaged, manila, pick up after, mop, pick up, admit, entire, lave, wholesome, dry-cleaned, ashen, salvage, blanch, irreproachable, strip down, great, cleared, honest, plunk, quite, foray, cleanable, spic, ablaze, straighten up, brash, empty, abstemious, unclothe, biological control, dismantle, fairish, biodegradable, exact, economical, completely, refreshful, well, low-cal, houseclean, beak, chatty, unarmed, keep house (for someone), rifle, bold, cold, devoid, unerring, lightsome, illegible, thoroughly, confusing, smart, virginal, altogether, saucy, nifty, novel, dependence, bang-up, deft, livid, blend, inoffensive, lite, unconditional, peel, comedown, reinvigorated, tonic, idle, full-strength, shapely, light-colored, rightful, groomed, brush, flashy, thoroughgoing, streamlined, clean up, chunky, carbon-neutral, stone, through and through, unbiased, spare, sporting, circuitous, lily-white, cotton-picking, pretty, damned, sweet, unclouded, sponge, current, disrobe, the carbon cycle, percipient, divest, concentric, color-coded, utterly, card-playing, angular, unaddicted, utter, passably, tasteful, invigorated, virgin, butcher, squeaky-clean, legally, straight-out, clean house, tripping, bonny, right, definite, leach, blanched, trim, refreshing, water-washed, carbon trading, promiscuous, very, deadly, plum, uncase, specific, carve, impudent, pristine, fair-minded, decorous, somewhat, strict, denudate, keen, white-hot, calorie-free
clean (part of speech: verb)
sterile, order, cleanse, fastidious, sanitary, filter, orderly, unsoiled, spick-and-span, disinfect, purify, uncontaminated, scrub, purge, hygienic, launder, tidy, neaten, gleaming, wash, sweep, sanitize, wipe, unstained, polished, neat, refined, sterilize
virtuous (part of speech: adjective)
pure (part of speech: adjective)
basic, irreducible, blameless, angelic, primal, pure, aboriginal, immaculate, formative, primary, undiluted, purebred, basal, honorable, elementary, unadulterated, spotless, uncluttered, innocent, unsullied, undefiled, unblemished, essential, sinless, guiltless, simon-pure, stainless, monolithic, prime, nascent, faultless, austere, decent, stark, unadorned, white, unalloyed, virtuous, chaste, bare, elemental, clear, atomic, untarnished, untainted, plain, indivisible, foundational, fundamental, simple