Here's what rhymes with inator.
later waiter cater hater pater rater gator dater gaiter tater greater equator traitor crater freighter imitator innovator skater grater prater inhalator sedater operator generator indicator creator mediator dictator insulator moderator originator aviator debater levator rotator straighter animator annotator collator gyrator elevator oscillator educator agitator alligator curator incubator modulator navigator radiator simulator alternator decorator evaporator instigator integrator obturator incinerator violator detonator emulator idolater eliminator headwaiter pollinator vindicator dumbwaiter litigator nominator renovator adulator hibernator crocheter denominator translator arbitrator commentator activator negotiator ventilator actuator applicator carburetor evaluator illustrator respirator stimulator escalator gladiator interrogator liquidator fabricator percolator cooperator fornicator dedicator dehydrator infiltrator decelerator defoliator eradicator exaggerator fumigator mutilator peculator corroborator insinuator abrogator investigator refrigerator coordinator legislator regulator accelerator collaborator facilitator perpetrator procurator excavator adjudicator conciliator duplicator exterminator formulator lubricator resuscitator castigator dissimulator administrator accumulator calculator speculator communicator manipulator defibrillator demonstrator discriminator appropriator consolidator repudiator contaminator decapitator prevaricator expropriator procrastinator prognosticator Words that almost rhyme with inator
nature major neighbor nadir paper labor vapor taper invader sabre wager saber caper pager raider denature tabor evader wader raper wagerer trader grader draper belabor staider scraper crusader persuader masquerader blockader legislature nomenclature maker mayor maner maser mailer inaner favor favour layer laser painter safer sailor tailor razor wafer waiver baker fainter manger savor savour seiner taker baser hacer jailer payer raiser saver shaker waver chaser eraser gainer gayer inhaler racer saner tamer vaguer whaler bather jailor pacer shaver taster waster baler faker gamer hazer chaster essayer vainer baster caver fayer lamer raver sager caner haler wailer fainer insaner danger failure chamber player remainder flavor breaker endanger flavour glacier labourer planar scalar tracer trailer trainer engraver graver retainer savior braver changer papier plainer ranger slayer spacer arranger blazer planer slaver framer grayer modeller quaver assayer frailer greyer bracer defamer drainer grazer quainter stayer staler claimer delayer naysayer defacer opaquer wavier urbaner unsafer behavior container surveyor conveyor appraiser attainder bilayer disfavor disfavour purveyor strainer betrayer campaigner sprayer conveyer gamester declaimer poetaster statelier automaker humaner gainsayer doomsayer loudhailer finagler waylayer stranger exchanger monolayer disclaimer entertainer undertaker partaker soothsayer abstainer complainer boilermaker cockchafer moneymaker saltshaker boneshaker multilayer restrainer semiquaver semitrailer programer astuter misbehavior troublemaker policymaker multiplayer cabinetmaker photoengraver