Here's what rhymes with fastoperating.
operating waiting awaiting dating rating mating debating plating weighting hating baiting gating abating automating plaiting alternating generating separating stating cooperating educating grating liberating motivating updating agitating decorating skating bleating dilating moderating perforating permeating saturating tolerating collating creating relating indicating advocating dominating estimating originating activating elevating emanating imitating irritating isolating mediating propagating radiating terminating undulating allocating animating elaborating equating evaporating meditating mitigating modulating oscillating dedicating degenerating delegating deliberating deprecating deviating dissipating germinating intimating irrigating narrating negating obliterating postulating reiterating stipulating subordinating ventilating vindicating actuating corroborating deflating desolating enervating hibernating innovating interpolating nauseating obviating percolating perpetrating situating subjugating tabulating urinating circulating fascinating penetrating stimulating devastating incorporating integrating translating accelerating anticipating associating celebrating coordinating deteriorating fluctuating graduating insulating aggravating alienating alleviating appropriating collaborating debilitating escalating exaggerating hesitating lubricating navigating nominating officiating perpetuating proliferating regenerating simulating speculating suffocating validating aggregating annihilating duplicating emigrating emulating enumerating eradicating exasperating fabricating legitimating refrigerating vacillating accentuating adjudicating antedating authenticating dissociating fulminating inaugurating inflating instigating masturbating mutilating prostrating recuperating relegating renovating resonating restating reverberating scintillating supplicating undeviating evaluating participating regulating concentrating contemplating cultivating eliminating facilitating illuminating illustrating initiating investigating negotiating accommodating appreciating compensating complicating culminating formulating precipitating assimilating captivating commemorating designating disseminating exhilarating invigorating predominating ameliorating delineating elucidating evacuating excavating exterminating implicating incubating interrogating legislating recreating replicating repudiating segregating attenuating coagulating denigrating depreciating explicating extrapolating extricating impersonating infuriating preponderating promulgating ruminating calculating demonstrating differentiating humiliating manipulating articulating disintegrating intimidating necessitating reciprocating conciliating contaminating liquidating amalgamating confiscating consecrating emancipating encapsulating enunciating exacerbating extenuating gravitating inactivating inoculating invalidating menstruating recirculating rehabilitating reinstating substantiating underestimating unhesitating communicating accumulating discriminating intoxicating approximating congratulating consolidating excruciating incriminating electroplating ingratiating remonstrating incapacitating Words that almost rhyme with fastoperating
parading trading shaping fading raging gaping lading pervading shading raiding wading waging gauging paging raping taping braiding draping grading staging persuading evading blockading engaging escaping invading degrading scraping upgrading cascading reshaping upbraiding crusading masquerading downgrading disengaging making taking saying training breaking painting playing raising facing laying paying placing saving amazing failing gaining naming pertaining praying sailing shaking weighing arranging attaining baking bathing blazing gazing racing tracing waking wasting waving basing blaming bracing casing chasing decaying draining fainting gaming mailing pacing paving praising railing raining reigning shaving tasting trailing wailing waning braking raking raving whaling assailing availing awaking chafing chaining feigning hailing nailing pasting phasing plaything preying tailing taming veiling allaying assaying bailing basting baying braving braying buffeting caving faking haying hazing maiming neighing plaguing shaming waiving changing obtaining ranging claiming staying framing grazing scaling spacing staining surveying behaving betraying craving delaying detailing flaming obeying spraying straining swaying appertaining appraising glazing partaking phrasing scathing slaying unfailing acquainting curtailing debasing detaining effacing erasing flaking overtaking quaking staking straying unveiling bewailing craning flailing graying strafing containing remaining prevailing undertaking replacing retaining conveying displaying embracing entertaining modelling sustaining ascertaining campaigning proclaiming unchanging displacing portraying regaining retraining unavailing abstaining entailing inhaling interlacing rearranging remaking renaming repaying declaiming defraying denaturing disdaining ordaining overgrazing retracing revelling explaining maintaining complaining engraving restraining countervailing mistaking disobeying forsaking mainspring paraphrasing reclaiming refraining disclaiming inflaming interchanging exchanging constraining exclaiming remodelling uncomplaining