What rhymes with decisive

4 Syllables
decisive, derisive, divisive, ergative, exploitive, incisive, purgative
5 Syllables
assortative, corporative, ditransitive, exploitative, indecisive, noncorrosive, permeative, repercussive, separative, underactive
6 Syllables
desiderative, incorporative, investigative, meliorative, preoperative, reverberative
7 Syllables
unrepresentative