Words That Rhyme With "Insectival" :

2 syllables:

nival, rival

3 syllables:

archival, arrival, corrival, datival, deprival, gingival, outrival, revival, survival

4 syllables:

ablatival, adjectival, agentival, genitival, gerundival, objectival, substantival

5 syllables:

accusatival, imperatival, infinitival