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