Definition of Onerous:
Unreasonable, oppressive, cruel or demanding circumstances, duties or obligations in which the loss or value outweighs the benefit or advantage. See also Evidence.
Synonyms of Onerous
Wearying, Plaguey, Heavy, Arduously, Demanding, Burdensome, Crushing, Forced, Vexatious, Superincumbent, Hefty, Wearing, Hard, Taxing, Toilsome, Laborious, Punishing, Backbreaking, Overburdensome, Impeditive, Unwieldy, Tyrannous, Arduous, Exigent, Wearisome, Strenuous, Difficult, Ponderous, Tough, Labored, Hard-fought, Grueling, Oppressive, Irksome, Lumpish, Harsh, Painful, Herculean, Annoying, Operose, Hard-earned, Unruly, Impedimental, Exhausting, Heavy-handed, Onerously, Exacting, Strained, Besetting, Uphill, Incumbent, Trying, Effortful, Cumbersome, Weighty, Laboriously, Massive, Troublesome, Hardly, Burdensomely, Toilsomely, Encumbering, Killing, Grinding, Grievous, Impeding, Difficultly, Bothersome, Cumbrous, Hampering
Meaning of Onerous & Onerous Definition