Here's what rhymes with synthesizes.
assizes advises dieses surmises authorises sympathizes sensitizes empathizes exorcizes summarizes surprises authorizes devises supervises revises chastises energizes initializes prises theorizes fantasizes ionizes overemphasizes apprises civilizes feminizes immunizes clevises nasalizes novelizes parenthesizes supersizes enterprises realizes analyzes disguises maximizes despises advertises generalizes mobilizes oxidizes visualizes fertilizes hypothesizes penalizes satirizes subsidizes vaporizes baptizes immobilizes mortises synchronizes agonizes centralizes idolizes itemizes memorizes modernizes moralizes philosophizes signalizes tyrannizes victimizes vitalizes vocalizes atomizes desensitizes finalizes pelvises schematizes serializes amortizes mechanizes ostracizes vulgarizes advertizes fossilizes lionizes moisturizes sermonizes televises anglicizes urbanizes vandalizes colorizes federalizes passivizes moisturises notarizes anodizes euthanizes motorizes utilizes organizes catalyzes epitomizes harmonizes neutralizes paralyzes equalizes hydrolyzes internalizes jeopardizes localizes normalizes optimizes colonizes eulogizes formalizes humanizes metastasizes polarizes reprises standardizes stigmatizes demoralizes hybridizes legalizes naturalizes publicizes sterilizes tantalizes terrorizes analogizes anatomizes anesthetizes canonizes customizes demonizes digitizes factorizes fictionalizes homogenizes liberalizes nationalizes rhapsodizes scandalizes canalizes fraternizes mythologizes pressurizes privatizes secularizes solemnizes temporizes anaesthetizes deputizes evangelizes plasticizes routinizes sanitizes anthologizes channelizes demobilizes miniaturizes monetizes pressurises reauthorizes vulcanizes alkalizes catheterizes emotionalizes ghettoizes militarizes pasteurizes photosynthesizes unionizes accessorizes amortises glamourizes miniaturises womanizes elasticizes glamourises pasteurises westernizes compromises criticizes crystallizes dramatizes apologizes antagonizes categorizes legitimizes rationalizes scrutinizes depolarizes monopolizes trivializes volatilizes brutalizes externalizes familiarizes magnetizes personalizes revitalizes romanticizes systematizes anathematizes criminalizes decentralizes italicizes politicizes regularizes aggrandizes carbonizes democratizes devitalizes glamorizes globalizes plagiarizes traumatizes alphabetizes apostatizes cannibalizes capsulizes caramelizes circularizes epidermises overgeneralizes reanalyzes automatizes bastardizes burglarizes denationalizes barbarizes decolonizes depressurizes recolonizes unitizes concertizes depressurises liquidizes actualizes capitalizes materializes marginalizes prioritizes reorganizes dehumanizes disorganizes individualizes memorializes soliloquizes popularizes radicalizes recrystallizes industrializes tranquilizes demagnetizes deodorizes extemporizes proselytizes sensationalizes acclimatizes collectivizes conventionalizes hospitalizes palatalizes psychoanalyzes demonetizes demilitarizes lobotomizes conceptualizes particularizes depersonalizes sentimentalizes depoliticizes editorializes tranquillizes internationalizes attitudinizes professionalizes collateralizes decriminalizes intellectualizes legitimatizes bureaucratizes recapitalizes overcapitalizes contextualizes departmentalizes compartmentalizes Words that almost rhyme with synthesizes
suffices rices lysis splices decisive sacrifices divisive incisive indecisive overprices merchandises aggrandises propagandises filings risings sightings firings sidings vikings signings hidings smirches findings writings tidings obliges linings hirelings pilings whitings windings bindings lightnings besmirches interlinings strivings undecideds disobliges