Here's what rhymes with immaculists.
                        
                        
                    
                                oculists  Words that almost rhyme with immaculists
cubists  cruets  nudists  flutists  cartoonists  balloonists  unis  coulis  pewits  pubis  blueprints  looseness  rubrics  tunics  opportunists  absolutists  tuttis  bassoonists  toothpicks  parachutists  houris  bouzoukis  nutpicks  acoustics  broomsticks  hermeneutics  therapeutics  pharmaceutics