List of severe synonyms and severe related words.
Draconian, Herculean, Siberian, Spartan, Spartanic, abrupt, absolute, absolutist, absolutistic, abstruse, acerbic, acid, acidulous, acrid, acrimonious, acute, afflictive, aggressive, agonizing, algid, aloof, arbitrary, arctic, arduous, aristocratic, arrogant, ascetic, asperous, astringent, atrocious, austere, authoritarian, authoritative, autocratic, awful, badly, bald, bare, basic, bearish, beastly, below zero, biting, bitter, bitterly cold, bleak, blistering, bluff, blunt, blustering, blustery, boreal, bossy, brash, brisk, brumal, brusque, brutal, burdensome, candid, caustic, cavalier, chaste, churlish, close, cold, cold as charity, cold as death, cold as ice, cold as marble, common, commonplace, complex, constant, cramping, crimpy, crisp, critical, crude, cruel, crusty, curt, cutting, dangerous, delicate, demanding, despotic, dictatorial, difficile, difficult, dire, direct, disagreeable, disciplined, distressing, domineering, double-edged, dour, drastic, dreadful, dry, dull, edged, effortful, elementary, escharotic, essential, even, exact, exacting, excessive, excruciating, exigent, exorbitant, express, extravagant, extreme, faithful, fastidious, fatal, feudal, fierce, fine, flinty, forbidding, formidable, frank, freezing, freezing cold, frigid, fundamental, furious, gelid, glacial, glowering, gnawing, grave, gravely, great, grievous, grim, grinding, griping, gruff, hairy, hard, hard-earned, hard-fought, hardly, harrowing, harsh, harshly, heavy, heavy-handed, hibernal, hiemal, high-handed, homely, homespun, homogeneous, hostile, hurtful, hurting, hyperborean, ice-cold, ice-encrusted, icelike, icy, immoderate, imperative, imperial, imperious, incisive, inclement, indivisible, inerrable, inerrant, inexorable, infallible, inflexible, inhospitable, inhuman, inornate, intemperate, intense, intensely, intricate, iron-willed, irreducible, irritating, jawbreaking, keen, knotted, knotty, laborious, lean, lordly, magisterial, magistral, markedly, masterful, mathematical, matter-of-fact, mean, merciless, mere, meticulous, micrometrically precise, microscopic, modest, monastic, monocratic, monolithic, mordacious, mordant, mortal, mortified, natural, neat, nice, nipping, nippy, no picnic, nose-tickling, not easy, numbing, obdurate, of a piece, onerous, open, operose, oppressive, outrageous, overbearing, overruling, painful, painfully, painstaking, paroxysmal, penetrating, peremptory, piercing, pinching, pinpoint, piquant, pitiless, plain, plain-speaking, plain-spoken, poignant, precise, primal, primary, primitive, prosaic, prosing, prosy, pungent, punishing, punitive, pure, pure and simple, racking, raw, refined, relentless, religious, religiously exact, repressive, restrictive, rigid, rigorous, rigorously, rough, roughly, rugged, rustic, ruthless, savage, scathing, scientific, scientifically exact, self-disciplined, serious, set with thorns, severe, severely, sharp, shooting, short, simon-pure, simple, simple-speaking, single, sleety, slushy, smart, snappy, snippy, sober, sore, sour, spare, sparse, spasmatic, spasmic, spasmodic, spiny, splitting, square, stabbing, stark, steep, stern, stiff, stinging, stone-cold, stony, stormy, straightforward, strait-laced, strenuous, strict, strident, stringent, subtle, subzero, supercooled, suppressive, surly, tart, taxing, terminal, thorny, ticklish, toilsome, tormenting, torturous, tough, trenchant, tricky, truculent, turbulent, tyrannical, tyrannous, unadorned, unaffected, unbending, uncluttered, uncompromising, unconscionable, undecorated, undeviating, undifferenced, undifferentiated, unelaborate, unembellished, unerring, unfancy, unfeeling, unfussy, ungentle, uniform, unimaginative, unornate, unpleasant, unpoetical, unsmiling, unsparing, unsympathetic, unvarnished, unyielding, uphill, vehement, venomous, violent, virulent, vitriolic, weighty, wicked, winterbound, winterlike, wintery, wintry