Synonyms to tiresome work

dirty work, dirty pool, dirty trick, donkeywork, double-dealing, drudgery, duplicity, employment, fag, falseheartedness, fatigue, foul play, grind, handiwork, handwork, industry, labor, lick, lick of work, manual labor, moil, perfidiousness, perfidy, rat race, scut work, slavery, spadework, stroke, stroke of work, sweat, task, toil, travail, treacherousness, treachery, treadmill, work, chore, plugging, slog, slogging, act, acting, action, active use, activism, activities, activity, affair, affairs, appliance, application, appointment, assignment, attendance, bag, behavior, berth, bespeaking, billet, booking, briefing, business, calling, commerce, concern, concernment, consumption, craft, disposition, doing, employ, engagement, engaging, enlistment, enrollment, enterprise, exercise, exercising,