leaden
adjective
1 he levered himself up from the armchair, his eyes leaden with sleep:
dull, heavy, weighty;
listless, lifeless, inactive, inert.
2 on leaden feet, he moved back to the staircase:
sluggish, heavy, lumbering, plodding, cumbersome, slow, torpid;
labored.
▷antonyms light, springy.
3 he avoids the leaden prose which so many academics affect:
boring, dull, unimaginative, uninspired, uninteresting, tedious, monotonous, insipid, heavy, labored, stilted, wooden, prosaic, stodgy.
▷antonyms interesting, lively.
4 a dour and leaden sky:
gray, grayish, gray-colored, black, dark, ashen;
cloudy, gloomy, overcast, somber, dim, sunless, starless, louring, oppressive, threatening, dreary, dismal, dingy, bleak, dull, murky, sullen, cheerless, depressing;
literary tenebrous;
rare Cimmerian, caliginous.
▷antonyms bright, cheerful.