laborious Definition

arduous, toilsome, grueling, backbreaking, gruelling, effortful, hard, heavy, punishing, labourious, tedious, painstaking, cumbersome, tortuous, exhausting, lengthy, tiresome, strenuous, painful, tiring, daunting, difficult, protracted, burdensome, onerous, slow, diligent, uphill, challenging, busy, rocky, grim, distressing, industrious, poignant, harsh, embarrassing, tough, formidable, troubling, working, grievous, meagre, hardworking, drawn-out, hard-won, hard-working, labour-intensive, laboured, time-consuming, wearisome, monotonous, torturous, meticulous, costly, fruitless, unwieldy, fiddly, ponderous, sisyphean, messy, repetitious, methodical, unrewarding, repetitive, interminable, thankless, unproductive, rigorous, tricky, futile, intricate, assiduous, clunky, hectic, exhaustive, inefficient, clumsy, unglamorous, overlong, moliminous, complicated, consuming, toilful, laborless, convoluted, haphazard, frustrating, labor intensive, circuitous, slapdash, iterative, excruciating, exasperating, travailous, workful, byzantine, intensive, arcane, longspun,