Here's what rhymes with cessionist.
                        
                        
                    
                                secessionist  Words that almost rhyme with cessionist
receptionist  medalist  nepotist  benefit  essentialist  insurrectionist  megabit  belletrist  interventionist  protectionist  supremacist  projectionist  psychotherapist  orientalist  physiotherapist  hypnotherapist  radiotherapist  fundamentalist  existentialist  instrumentalist  environmentalist  transcendentalist