SimilarityRank
prolonged 0.743 16293
protracted 0.699 54435
a_lengthy 0.640 38463
a_sustained 0.607 62740
an_extended 0.605 23071
long_period_of 0.599 82414
a_long 0.594 4136
a_very_long 0.586 63377
an_intense 0.576 26112
a_severe 0.574 39010
a_sudden 0.574 33070
lengthy 0.563 16234
a_gradual 0.546 70570
ensue 0.542 11774
a_continuing 0.540 92282
sustained 0.538 17204
repeated 0.529 15141
an_endless 0.523 64958
a_rapid 0.522 32301
a_brief 0.522 14095
a_disastrous 0.519 96466
agonize 0.519 70811
a_serious 0.519 10950
a_dramatic 0.519 29202
a_bloody 0.516 64890