long

долго имя прилагательное:

длинный (long, gaunt, mortal)

долгий (long, longer, longest, lingering, great)

длительный (long, durable, prolonged, longer, continuous, extended)

долгосрочный (long, long-term, long-time, long-distance)

удлиненный (elongate, lengthened, oblong, long, longer, longest)

обширный (broad, extensive, vast, large, comprehensive, long)

долголетний (long, of many years, of long standing, veteran, of many years standing, vet)

продолговатый (oblong, long, longer, oblongated)

медленный (slow, sluggish, long, leisurely, creeping, dilatory)

многочисленный (numerous, large, multiple, umpteen, vast, long)

скучный (boring, dull, tedious, tame, blah, long)

давно существующий (long)

многословный (wordy, verbose, prolix, mouthy, verbal, long)

медлительный (slow, sluggish, dilatory, tardy, lingering, long)

имеющий такую-то длину (long)

наречие:

долго (long, a long while)

давно (long, long ago, way back, away back)

долгое время (long, a great while)

подолгу (long)

имя существительное:

долгий срок (long, age)

долгий гласный (long)

глагол:

стремиться (seek, aspire, aim, work, gravitate, long)

тосковать (yearn, long, pine, languish, be sick at heart, pant)

страстно желать (crave, hanker, long, lust, be zealous for, gape)