Here's what rhymes with sissifying.
sighing vying shying dying lying buying flying specifying frying tying dyeing edifying spying verifying vivifying ossifying versifying trying applying crying drying supplying terrifying ageing overlying signifying defying horrifying plying prying testifying undying certifying fancying falsifying mystifying pacifying acidifying typifying vilifying deifying espying scarifying denying satisfying implying modifying relying clarifying classifying justifying unifying simplifying diversifying notifying prophesying ratifying rectifying emulsifying nullifying solidifying stupefying belying calcifying codifying crucifying liquefying ramifying dignifying mollifying petrifying speechifying whinnying underlying identifying occupying gratifying qualifying replying complying intensifying magnifying purifying amplifying fortifying glorifying sanctifying decrying stultifying fructifying personifying unedifying bandying demystifying detoxifying revivifying stratifying exemplifying mortifying unsatisfying beautifying disqualifying electrifying objectifying putrefying dissatisfying multiplying quantifying indemnifying oversimplifying preoccupying Words that almost rhyme with sissifying
fighting firing filing hiding shining surviving assigning citing hiring signing hiking siding sighting sizing siting fining viking seining writing finding rising arising mining riding smiling arriving deciding dining exercising guiding lighting lining sliding timing abiding biting emphasizing liking refining typing advising aspiring diving piling piping thriving wiping wiring civilizing rhyming synthesizing tiring whining writhing alighting aligning authorising divining pining righting slicing styling subsiding biding biking chiding hireling liming slighting sniping spiking tithing whiting dicing exorcising knifing knighting swiping tiding wining binding driving providing striking defining exciting surprising acquiring climbing designing dividing lightning striving winding admiring deriving inviting pricing residing uprising authorizing confining devising gliding obliging overriding reciting revising reviving supervising theorizing ascribing confiding inciting ionizing priming resigning socializing specializing splicing stifling striding summarizing untiring bribing colliding energizing minding perspiring sensitizing sympathizing twining visualizing blighting chastising conniving griping rifling summarising theorising unsmiling apprising exiling feminizing overwriting eliding empathizing maligning opining priding prising prizing reassigning retyping sensitising televising advertising describing analyzing combining grinding inspiring presiding retiring sacrificing trifling uniting analysing blinding minimizing oxidizing reconciling coinciding compiling conspiring enticing expiring inclining rewriting subscribing symbolizing baptizing beguiling delighting despising disguising disliking fertilizing igniting jeopardizing memorizing paralyzing philosophizing sterilizing subsidizing digitizing expediting fantasizing immunizing improvising inscribing paralysing repining subdividing terrorizing uninviting unwinding atomizing capsizing deriding enshrining finalizing hypothesizing indicting initializing mesmerizing pulverizing satirizing sermonizing unexciting vaporizing verbalizing vitalizing vocalizing amortizing anodizing bestriding bridling debiting hypnotizing idolizing itemizing mechanizing overemphasizing pressurizing realigning respiring sanitizing tyrannizing unbinding urbanizing comprising declining organizing recognizing reminding utilizing criticizing depriving enterprising maximizing stabilizing undermining colonizing generalizing mobilizing modernizing optimizing reclining stereotyping underwriting centralizing contriving crystallizing equalizing harmonizing liberalizing localizing moralizing polarizing redefining synchronizing underlining appetizing catalyzing customizing economizing evangelizing formalizing galvanizing humanizing intertwining legalizing publicizing redesigning reuniting stigmatizing systematizing temporizing uninspiring unsurprising eulogizing fraternizing hybridizing hydrolyzing immobilizing penalizing privatizing recombining secularizing appetising baptising catalysing catechizing demonizing desensitizing disobliging entwining epitomizing faultfinding memorising moisturizing mythologizing pasteurizing rebinding solemnizing stigmatising temporising trivializing vulcanizing womanizing practising prescribing merchandising neutralizing patronizing apologizing capitalizing categorizing demoralizing destabilizing legitimizing magnetizing normalizing rationalizing scrutinizing standardizing tantalizing transcribing circumscribing depolarizing dramatizing externalizing globalizing homogenizing internalizing nationalizing revitalizing revolutionizing aggrandizing brutalizing disorganizing familiarizing magnetising naturalizing nonbinding personalizing politicizing proscribing anesthetizing apprenticing carbonizing characterizing compromising reorganizing actualizing antagonizing decentralizing dehumanizing democratizing metabolizing monopolizing popularizing prioritizing proselytizing demagnetizing materializing proselytising romanticizing conceptualizing industrializing individualizing marginalizing tranquilizing contextualizing