شدید

۱. سخت؛ تند.
۲. [قدیمی] سختگیر.

سخت، سهمگین

۱. اکید
۲. بسیار، هنگفت
۳. دشوار، زفت
۴. سخت
۵. قوی، محکم ≠ خفیف

extreme, acute, abysmal, austere, bad, deadly, brutal, fierce, consuming, crucial, crying, deep, desperate, dire, dour, drastic, driving, excruciating, great, gusty, harsh, hearty, heavy, hot, intemperate, intense, intensive, intent, sharp, keen, sore, mighty, mortal, overpowering, poignant, punitive, rigid, rigorous, rough, rude, rugged, savage, severe, stormy, strict, stringent, strong, swingeing, tearing, tempestuous, terrible, tough, towering, unconscionable, unmitigated, vehement, vicious, vigorous, whirlwind