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