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