Here's what rhymes with simplices.
discusses compasses Words that almost rhyme with simplices
rushes blushes stasis muscles touches troubles clutches mussels customs couples struggles bubbles buttons summons chapels doubles tunnels bunches knuckles pretences buckles funnels puddles pustules ruffles instructions bundles cousins dozens eruptions interruptions puzzles jungles shovels sponges dungeons hovels muffins nuptials sultans functions hundreds husbands productions deductions reductions injunctions introductions junctions corruptions disruptions emulsions pumpkins stumbles assumptions discussions constructions obstructions remonstrances presumptions convulsions repercussions conjunctions reproductions dysfunctions reconstructions