laborious
31laborious task — n. strenuous and exhausting task …
32arduous backbreaking back-breaking grueling gruelling hard heavy laborious labourious punishing slavish strenuous toilsome — effortful effortful adj. 1. requiring great physical effort. Opposite of {effortless}. [Narrower terms: {arduous, backbreaking, back breaking, grueling, gruelling, hard, heavy, laborious, labourious, punishing, slavish, strenuous, toilsome};… …
33Abraham the Laborious — (fl. 14th century) was a monk of Kiev. He is regarded as a saint, with a feast day of August 21 at Kiev.References*Holweck, F. G. A Biographical Dictionary of the Saints . St. Louis, MO: B. Herder Book Co. 1924 …
34quasi-laborious — adj.; quasi laboriously, adv. * * * …
35quasi-laborious — adj.; quasi laboriously, adv …
36Laboriously — Laborious La*bo ri*ous, a. [L. laboriosus, fr. labor labor: cf. F. laborieux.] 1. Requiring labor, perseverance, or sacrifices; toilsome; tiresome. [1913 Webster] Dost thou love watchings, abstinence, or toil, Laborious virtues all? Learn these… …
37Laboriousness — Laborious La*bo ri*ous, a. [L. laboriosus, fr. labor labor: cf. F. laborieux.] 1. Requiring labor, perseverance, or sacrifices; toilsome; tiresome. [1913 Webster] Dost thou love watchings, abstinence, or toil, Laborious virtues all? Learn these… …
38laboriously — laborious ► ADJECTIVE 1) requiring considerable time and effort. 2) showing obvious signs of effort. DERIVATIVES laboriously adverb …
39difficult — I (Roget s IV) modif. 1. [Hard to achieve] Syn. laborious, hard, arduous, strenuous, demanding, exacting, hard won, stiff, heavy, painful, labored, trying, titanic, bothersome, troublesome, burdensome, backbreaking, not easy, wearisome, onerous,… …
40backbreaking — adjective characterized by effort to the point of exhaustion; especially physical effort worked their arduous way up the mining valley a grueling campaign hard labor heavy work heavy going spent many laborious hours on the project set a punishing …