Synonyms and Antonyms of laborious
1 involved in often constant activity the volunteers have been commendably laborious in their cleanup of the beach Synonyms of laborious active, assiduous, bustling, diligent, employed, engaged, hopping, industrious, busy, occupied, sedulous, tied-up, workingWords Related to laborious knee-deep, swamped; animated, astir, buzzing, flourishing, happening, humming, lively, thriving, vibrant; absorbed, concentrating, engrossed, focused (also focussed), immersed, intent, preoccupied; alive, functional, functioning, going, living, operating, operational, operative, running; energetic, vigorous; hardworking; indefatigable, tireless, untiringNear Antonyms of laborious free; asleep, dormant, latent, lifeless, quiescent, sleepy; inert, passive; dead, dull, slow; inoperative, nonoperatingAntonyms of laborious idle, inactive, unbusy, unemployed, unoccupied
2 requiring considerable physical or mental effort the laborious task of cleaning up the oil spill Synonyms of laborious arduous, Augean, backbreaking, challenging, demanding, difficult, effortful, exacting, formidable, grueling (or gruelling), heavy, hellacious, herculean, killer, hard, moiling, murderous, pick-and-shovel, rigorous, rough, rugged, severe, stiff, strenuous, sweaty, tall, testing, toilsome, tough, uphillWords Related to laborious abstract, abstruse, complex, complicated, elusive, hairy, insoluble, intricate, involved, knotty, opaque, problematic (also problematical), recondite, serious, spiny, stubborn, thorny, ticklish, tricky; bruising, burdensome, exhausting, labored, onerous, oppressive, stressful, taxing, tight, trying; annoying, bothersome, distressing, irksome, troublesome, vexatious; grievous, grim, strict, stringent; brutal, cruel, inhuman, painfulNear Antonyms of laborious achievable, clear, doable, elementary, manageable, uncomplicated; comforting, gentle, painless, relaxed, smooth, soothing; accessible, friendly, idiotproof, user-friendlyAntonyms of laborious cheap, easy, effortless, facile, light, mindless, simple, soft, undemanding
3 requiring much time, effort, or careful attention that report is the product of months of laborious research Synonyms of laborious arduous, burdensome, challenging, exacting, grueling (or gruelling), killing, demanding, onerous, persnickety, taxing, toilsomeWords Related to laborious difficult, formidable, hard, herculean, rough, rugged, stiff, strenuous, testing, tough; oppressive, trying; rigid, rigorous, severe, stern, strict, stringentNear Antonyms of laborious easy, effortless, facile, simple, smoothAntonyms of laborious light, nondemanding, unchallenging, undemanding
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