Here's what rhymes with diffiising.
ceasing vicing deceasing leasing piecing fleecing decreasing policing unceasing creasing greasing increasing releasing predeceasing subleasing iodising surceasing anodising rhapsodising Words that almost rhyme with diffiising
seizing deceiving heaving seething sheathing thieving phishing sheaving leaving believing freezing perceiving weaving teasing sneezing wheezing leafing teething wreathing reefing riving beefing reeving leashing peeving receiving breathing achieving pleasing relieving grieving squeezing briefing cleaving debriefing displeasing appeasing breezing refreezing bereaving conceiving emphasising realising bequeathing civilising disbelieving specialising unleashing energising idealising unfreezing undeceiving unsheathing tyrannising urbanising idolising aggrieving stylising retrieving interweaving unbelieving utilising mobilising modernising stabilising unpleasing fertilising generalising interleaving socialising sterilising synthesising visualising finalising penalising subfreezing vitalising fantasising immunising mechanising overachieving trivialising channelising feminising initialising nonfreezing reprieving verbalising vocalising devitalising westernising fossilising routinising nasalising novelising organising recognising apologising demoralising destabilising equalising moralising neutralising symbolising tantalising globalising humanising liberalising localising underachieving brutalising capitalising disorganising eulogising evangelising formalising fraternising galvanising homogenising legalising naturalising canalising hypothesising immobilising misconceiving mythologising personalising radicalising solemnising vulcanising demobilising signalising volatilising womanising federalising marbleizing pluralising serialising vandalising alkalising preconceiving centralising rationalising scrutinising monopolising nationalising normalising actualising decentralising dehumanising externalising internalising materialising revitalising immortalising metabolising scandalising commercialising denationalising overemphasising cannibalising fictionalising metastasising analogising anthologising emotionalising hospitalising palatalising reorganising individualising marginalising criminalising attitudinising depersonalising professionalising photosynthesising overgeneralising recapitalising pedestrianising industrialising universalising memorialising editorialising decriminalising conceptualising institutionalising internationalising intellectualising sensationalising conventionalising contextualising sentimentalising departmentalising compartmentalising feeling hearing seeing seeking feeding healing heating ceiling seeming defeating sealing seating besieging feasting seeding ceding heaping heeding seeping sheeting defiling heeling seaming hieing being meaning leading meeting speaking teaching dealing keeping reaching sleeping beating exceeding leaning revealing sweeping kneeling needing stealing weeping cheating fleeing fleeting freeing leaping peering receding shielding speeding steaming beaming deleting leaching leaking peeling peeping reaping reeling scheming seedling shrieking skiing sneaking teeming weaning weeding wheeling beseeching deeming demeaning jeering keying kneading peaking reeking beading fielding pealing peeking seceding steeping teaming wreaking bespeaking freaking keening reaming beaching beeping leeching peeing steeling beseeming cheeping chinning deeding teeing weening cheeking keeling leaguing piquing sleeting spiting chivvying kneeing skying sleeking beaning chivying emceeing spieling geeing weeing pieing preceding bleeding preaching proceeding treating appealing breeding cleaning misleading repeating screening yielding creeping dreaming greeting pleading screaming streaming annealing gleaming redeeming bleaching creaking fatiguing machining wielding depleting impeding misreading overeating screeching squeaking squealing unfeeling acceding breaching careening decreeing gleaning greening imbibing needling preheating rehearing reheating reviling streaking unseeing weakling beetling creaming esteeming impeaching preening strewing striping tweaking wheedling refereeing reseeding unseating crisping faceting relining resealing unsealing bleeping perilling queening refiling treeing pinwheeling receipting retying valeting weaseling bestrewing misspeaking mitring restring tweeting misdealing rosining intervening succeeding agreeing intriguing concealing conceding endearing overseeing secreting convening disagreeing foreseeing inbreeding overheating overweening repealing rereading sightseeing superseding unmeaning unvarying critiquing overhearing overreaching safekeeping excreting interceding overfeeding supervening untying farseeing imperilling mistreating underfeeding inveigling reteaching sidelining leafleting unreeling pureeing uprearing hosteling disesteeming chagrining competing retreating unyielding entreating unreasoning unappealing calcining congealing stampeding guillotining nonspeaking oversleeping phantasying reburying squeegeeing obsoleting alibiing garnisheeing completing guaranteeing interbreeding concreting crossbreeding maltreating reconvening cartwheeling nonyielding silkscreening calcimining fricasseeing trampolining noncompeting quarantining