دشوار
دیکشنری فارسی به انگلیسی
arduous, convoluted, crucial, demanding, difficult, formidable, hard, heavy, Herculean, hieroglyphic, impalpable, intangible, knotty, labored, laborious, tight, mean, uphill, problematic, rocky, rough, scabrous, severe, severely, spiny, strait, strenuous, tough, unenviable