Here's what rhymes with nificative.
fricative vocative ablative locative appositive lenitive transitive mutative proliferative Words that almost rhyme with nificative
dhotis judges rubbish crutches grudges nudges adjudges sluttish fudges budges drudges smudges trudges analogise insipidus misjudges begrudges rejudges prejudges irruptive seductive eruptive assumptive productive inductive obstructive conductive subjunctive combustive destructive constructive instructive compulsive disruptive impulsive repulsive unproductive convulsive consumptive propulsive reproductive presumptive disjunctive nondestructive nonproductive superconductive counterproductive reconstructive nonconstructive