Here's what rhymes with plasticizing.
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arriving surviving diving thriving writhing slicing tithing dicing knifing driving striving deriving pricing reviving splicing conniving sacrificing depriving enticing contriving streptomycin apprenticing fighting firing deciding filing hiding shining assigning citing hiring signing hiking siding sighing sighting divining siting vying fining shying viking seining writing finding dying lying providing buying defining flying mining riding smiling designing dining dividing guiding lighting lining sliding timing abiding biting liking refining typing aspiring frying justifying piling piping tying wiping wiring defying dyeing edifying rhyming spying tiring whining alighting aligning certifying perspiring pining prophesying ratifying righting styling biding biking chiding hireling liming slighting sniping spiking whiting ossifying deifying knighting swiping tiding wining trying binding striking underlying applying crying exciting acquiring climbing denying drying lightning winding admiring gratifying inviting modifying presiding residing specifying terrifying ageing classifying confining gliding obliging reciting undermining ascribing confiding horrifying inciting plying priming prying resigning stifling striding testifying underwriting undying untiring verifying amplifying beguiling bribing colliding delighting disliking fancying minding notifying rectifying subsiding twining underlining blighting griping mystifying pacifying rifling stupefying subdividing unsmiling acidifying belying codifying deriding exiling fructifying ramifying typifying debiting eliding espying describing combining declining occupying satisfying supplying grinding inspiring relying retiring trifling uniting blinding overlying overriding signifying unifying coinciding compiling conspiring expiring magnifying purifying rewriting simplifying diversifying fortifying igniting redefining sanctifying beautifying decrying expediting falsifying nullifying redesigning repining solidifying stultifying uninviting unwinding vivifying calcifying crucifying enshrining indicting liquefying overwriting putrefying unedifying unexciting vilifying identifying implying multiplying reminding clarifying prescribing qualifying reconciling replying complying inclining reclining stereotyping subscribing glorifying mortifying quantifying transcribing electrifying emulsifying inscribing intertwining objectifying reuniting uninspiring personifying proscribing intensifying exemplifying unsatisfying circumscribing nonbinding recombining disqualifying indemnifying oversimplifying