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