N. fatigue, weariness, yawning, drowsiness, lassitude, tiredness, fatigation|, exhaustion, sweat, dyspnoea, anhelation, shortness of breath, faintness, collapse, prostration, swoon, fainting, deliquium, syncope, lipothymy, goneness

V. be fatigued, yawn, droop, sink, flag, lose breath, lose wind, gasp, pant, puff, blow, drop, swoon, faint, succumb, fatigue, tire, weary, irk, flag, jade, harass, exhaust, knock up, wear out, prostrate, tax, task, strain, overtask, overwork, overburden, overtax, overstrain

Adj. fatigued, tired, weary, drowsy, drooping, haggard, toilworn, wayworn, footsore, surbated|, weather- beaten, faint, done up, used up, knocked up, bushed *, exhausted, prostrate, spent, overtired, overspent, overfatigued, unrefreshed, unrestored, worn, worn out, battered, shattered, pulled down, seedy, altered, breathless, windless, short of breath, out of breath, short of wind, blown, puffing and blowing, short-breathed, anhelose, broken winded, short-winded, dyspnaeal, dyspnaeic, ready to drop, all in, more dead than alive, dog-weary, walked off one's legs, tired to death, on one's last legs, played out, hors de combat, fatiguing, tiresome, irksome, wearisome, weary, trying

N. difficulty, hardness, impracticability, tough work, hard work, uphill work, hard task, herculean task, augean task, task of sisyphus, sisyphean labor, tough job, teaser, rasper, dead lift, dilemma, embarrassment, deadlock, perplexity, intricacy, entanglement, complexity, cross fire, awkwardness, delicacy, ticklish card to play, knot, gordian knot, dignus vindice nodus, net, meshes, maze, coil, crooked path, involvement, nice point, delicate point, subtle point, knotty point, vexed question, vexata quaestio, poser, puzzle, paradox, hard nut to crack, nut to crack, bone to pick, crux, pons asinorum, where the shoe pinches, nonplus, quandary, strait, pass, pinch, pretty pass, stress, brunt, critical situation, crisis, trial, rub, emergency, exigency, scramble, scrape, hobble, slough, quagmire, hot water, hornet's nest, sea of troubles, peck of troubles, pretty kettle of fish, pickle, stew, imbroglio, mess, ado, false position, set fast, stand, standstill, deadlock, dead set, fix, horns of a dilemma, cul de sac, hitch, stumbling block, crab, curmudgeon

V. be difficult, run one hard, go against the grain, try one's patience, put one out, put to one's shifts, put to one's wit's end, go hard with one, try one, pose, perplex, bother, nonplus, gravel, bring to a deadlock, be impossible, be in the way of, meet with difficulties, labor under difficulties, get into difficulties, plunge into difficulties, struggle with difficulties, contend with difficulties, grapple with difficulties, labor under a disadvantage, be in difficulty, fish in troubled waters, buffet the waves, swim against the stream, scud under bare poles, have much ado with, have a hard time of it, come to the push, come to the pinch, bear the brunt, grope in the dark, lose one's way, weave a tangled web, walk among eggs, get into a scrape, bring a hornet's nest about one's ears, be put to one's shifts, flounder, boggle, struggle, not know which way to turn, perdre son latin, stick at, stick in the mud, stick fast, come to a stand, come to a standstill, come to a deadlock, hold the wolf by the ears, hold the tiger by the tail, render difficult, enmesh, encumber, embarrass, ravel, entangle, put a spoke in the wheel, lead a pretty dance

Adj. difficult, not easy, hard, tough, troublesome, toilsome, irksome, operose, laborious, onerous, arduous, herculean, formidable, sooner said than done, more easily said than done, easier said than done, difficult to deal with, hard to deal with, ill-conditioned, crabbed, crabby, not to be handled with kid gloves, not made with rose water, awkward, unwieldy, unmanageable, intractable, stubborn, perverse, refractory, plaguy, trying, thorny, rugged, knotted, knotty, invious|, pathless, trackless, labyrinthine, intricate, complicated, impracticable, not feasible, desperate, embarrassing, perplexing, delicate, ticklish, critical, beset with difficulties, full of difficulties, surrounded by difficulties, entangled by difficulties, encompassed with difficulties, under a difficulty, in a box, in difficulty, in hot water, in the suds, in a cleft stick, in a fix, in the wrong box, in a scrape, in deep water, in a fine pickle, in extremis, between two stools, between scylla and charybdis, surrounded by shoals, surrounded by breakers, surrounded by quicksands, at cross purposes, not out of the wood, reduced to straits, hard pressed, sorely pressed, run hard, pinched, put to it, straitened, hard up, hard put to it, hard set, put to one's shifts, puzzled, at a loss, &c (uncertain) 475, at the end of one's tether, at the end of one's rope, at one's wit's end, at a nonplus, at a standstill, graveled, nonplused, nonplussed, stranded, aground, stuck fast, set fast, up a tree, at bay, aux abois, driven into a corner, driven from pillar to post, driven to extremity, driven to one's wit's end, driven to the wall, au bout de son latin, out of one's depth, thrown out, accomplished with difficulty, hard-fought, hard-earned

Adv. with difficulty, with much ado, barely, hardly, uphill, against the stream, against the grain, d rebours, invita minerva, in the teeth of, at a pinch, upon a pinch, at long odds, against long odds

Phr. "ay there's the rub", hic labor hoc opus, things are come to a pretty pass, ab inconvenienti, ad astra per aspera, acun chemin de fleurs ne conduit a la gloire