mellow

1 having a pleasantly flowing quality suggestive of music the mellow tones of an old violin Synonyms euphonious, lyrical, mellifluent, mellifluous, lyric, melodic, melodious, musicalRelated Words dulcet, golden, sweetNear Antonyms disconnected, staccato; discordant, dissonant, grating, harsh, inharmonious, jarring, strident, unmelodious, unmusicalAntonyms unlyrical

2 not harsh or stern especially in nature or effect a teacher with a mellow approach to classroom discipline mellow soaps Synonyms balmy, benign, bland, delicate, light, gentle, mild, nonabrasive, soft, soothing, tenderRelated Words calm, pacific, peaceful, placid, quiet, serene, tranquil; clement, compassionate, easy, lenient, merciful; buffering, cushioning, emollient, softening; sleek, slick, smoothNear Antonyms exquisite, fierce, intense, powerful, severe; forceful, forcible, savage, violent; roughened, rugged, strong; abrading, irritating, roughening; grim, gruff, rude, stiff; heavy-handed, oppressive, pitiless, tyrannical (also tyrannic)Antonyms abrasive, caustic, coarse, hard, harsh, rough, scathing, stern, ungentle

3 having an easygoing and pleasing manner especially in social situations mellow and unflappable, the office manager greatly contributes to the work environment Synonyms affable, agreeable, genial, good-natured, good-tempered, gracious, amiable, nice, pleasant, sweet, well-disposedRelated Words amicable, clever [dialect], cordial, friendly, neighborly; benign, gentle, kind; cheerful, cheery, glad [archaic], sunny; companionable, conversable, sociable; civil, considerate, courteous, polite, thoughtful; accommodating, amenable, obliging; attractive, delightful, enjoyable, likable (or likeable)Near Antonyms boorish, discourteous, ill-mannered, impolite, inconsiderate, rude, surly, uncivil, unkind, unmannerly, unsociable; bearish, bilious, cantankerous, choleric, churlish, crabby, cranky, dyspeptic, fussy, grouchy, grumpy, ill-humored, irascible, irritable, peevish, petulant, quick-tempered, snappish, testy, touchy; argumentative, contentious, contrary, ornery, querulous; unappealing, unattractive; sour, vinegaryAntonyms disagreeable, ill-natured, ill-tempered, unamiable, ungenial, ungracious, unpleasant

4 having a relaxed, casual manner she's rather high-strung, and her boyfriend is mellow, so they counterbalance each other nicely Synonyms affable, breezy, devil-may-care, happy-go-lucky, laid-back, low-pressure, easygoingRelated Words carefree, casual, dégagé, lackadaisical, nonchalant, unaffected, unconcerned, unfussy, unperturbed, untroubled, unworried; familiar, informal; flexible, lax, lenient, permissive, pliable, pliant, soft; accessible, approachable; imperturbable, nerveless, unflappable, unshakable; amicable, companionable, comradely, cordial, genial, hail-fellow-well-met, hearty, neighborly, warm, warmheartedNear Antonyms ceremonious, decorous, formal, rigid, strict; anxious, bothered, distressed, worried; jittery, jumpy, nervous, skittish, tenseAntonyms high-strung, uptight