There are 473 twelve-letter words containing A, 2I and Z, https://www.bestwordlist.com/c/a/4/12letterwordswithaiiz.htm ABSOLUTIZING ACCLIMATIZED ACCLIMATIZER ACCLIMATIZES ADULTERIZING ADVERBIALIZE ADVERTIZINGS AEROBICIZING AEROSOLIZING AESTHETICIZE AGGRANDIZING ALBUMENIZING ALBUMINIZING ALCOHOLIZING ALDOLIZATION ALKALINIZING ALLEGORIZING AMINOBENZOIC AMORTIZATION ANABAPTIZING ANODIZATIONS ANTAGONIZING ANTISYZYGIES APOSTATIZING APOSTOLIZING APPETIZINGLY ARABIZATIONS ARBORIZATION ARTERIALIZED ARTERIALIZES ASEPTICIZING ASSOILZIEING ATOMIZATIONS ATTITUDINIZE AUDIBILIZING AUTOMATIZING AUTOTOMIZING AXIOMATIZING AZATHIOPRINE BANALIZATION BASTARDIZING BESTIALIZING BILHARZIASES BILHARZIASIS BILHARZIOSES BILHARZIOSIS BIOGRAPHIZED BIOGRAPHIZES BIPOLARIZING BLIZZARDIEST BURGLARIZING CANALIZATION CANISTERIZED CANISTERIZES CANNIBALIZED CANNIBALIZES CANONIZATION CAPERCAILZIE CAPITALIZING CARAMELIZING CATABOLIZING CATALOGIZING CATECHIZINGS CATEGORIZING CATHOLICIZED CATHOLICIZES CENTRALIZING CHANNELIZING CHAPTALIZING CHORIZATIONS CINEMATIZING CINNARIZINES CIRCULARIZED CIRCULARIZER CIRCULARIZES CIVILIANIZED CIVILIANIZES CIVILIZATION CLASSICIZING COLONIALIZED COLONIALIZES COLONIZATION COLORIZATION CONTAINERIZE CORDIALIZING CREOLIZATION CRIMINALIZED CRIMINALIZES CRITICIZABLE CRYSTALIZING CURARIZATION CUTINIZATION CYCLIZATIONS DECAPITALIZE DECIMALIZING DEHUMANIZING DEIONIZATION DELOCALIZING DEMILITARIZE DEMINERALIZE DEMONIZATION DEMORALIZING DENATURIZING DEPOLARIZING DEPUTIZATION DERACIALIZED DERACIALIZES DERIVATIZING DESALINIZING DESTABILIZED DESTABILIZER DESTABILIZES DESTIGMATIZE DETRIBALIZED DETRIBALIZES DEVALORIZING DEVITALIZING DEVOCALIZING DIAGONALIZED DIAGONALIZES DIALYZATIONS DIGITALIZING DIGITIZATION DIMERIZATION DIPLOMATIZED DIPLOMATIZES DISAUTHORIZE DISHARMONIZE DISORGANIZED DISORGANIZER DISORGANIZES DISPAUPERIZE DISSOCIALIZE DIVINIZATION DOCKIZATIONS EARLIERIZING EDITORIALIZE ELASTICIZING EMBOLIZATION EMOTIONALIZE ENERGIZATION ENIGMATIZING EQUALIZATION EROTIZATIONS ESSENTIALIZE ESTERIZATION ETERNALIZING ETERNIZATION ETHERIZATION EVANGELIZING FACTIONALIZE FAMILIARIZED FAMILIARIZER FAMILIARIZES FANATICIZING FARADIZATION FEDERALIZING FEMINIZATION FERTILIZABLE FIBERIZATION FICTIONALIZE FINALIZATION FLUIDIZATION FOCALIZATION FOSSILIZABLE FRACTIONIZED FRACTIONIZES FRANCIZATION FRATERNIZING FUSTIANIZING GELATINIZERS GELATINIZING GENERALIZING GLAMOURIZING GOLIATHIZING GORMANDIZING GRAMMATICIZE GRANGERIZING GRAPHITIZING GRECIANIZING HANSARDIZING HEATHENIZING HEBRAIZATION HEPARINIZING HEPATIZATION HIERARCHIZED HIERARCHIZES HISPANICIZED HISPANICIZES HISPANIOLIZE HOMINIZATION HOSPITALIZED HOSPITALIZES HUMANIZATION HYBRIDIZABLE IDEALIZATION IDOLATRIZERS IDOLATRIZING IDOLIZATIONS ILLEGALIZING ILLIBERALIZE IMMORTALIZED IMMORTALIZER IMMORTALIZES IMMUNIZATION IMPERIALIZED IMPERIALIZES INCOGNIZABLE INCOGNIZANCE INFAMONIZING INFANTILIZED INFANTILIZES INFORMATIZED INFORMATIZES INITIALIZING INTERNALIZED INTERNALIZES IRIDIZATIONS IRREALIZABLE ISOENZYMATIC ITALIANIZING ITEMIZATIONS JEOPARDIZING JOURNALIZING KERATINIZING KYANIZATIONS LAICIZATIONS LAMINARIZING LATERALIZING LATERIZATION LATINIZATION LEGALIZATION LEGITIMATIZE LETHARGIZING LEXICALIZING LIBERALIZERS LIBERALIZING LIONIZATIONS LITERALIZERS LITERALIZING LOCALIZATION MACADAMIZING MADERIZATION MARGINALIZED MARGINALIZES MARZIPANNING MASCULINIZED MASCULINIZES MATERIALIZED MATERIALIZER MATERIALIZES MAXIMIZATION MEDICALIZING MELANIZATION MEMORIALIZED MEMORIALIZER MEMORIALIZES MEMORIZATION MERCURIALIZE METABOLIZING METALIZATION MILITARIZING MINERALIZERS MINERALIZING MINERALOGIZE MINIATURIZED MINIATURIZES MINIMIZATION MISEMPHASIZE MISSIONARIZE MITHRIDATIZE MOBILIZATION MONARCHIZING MONETIZATION MORALIZATION MOTORIZATION MUNICIPALIZE MUSICALIZING MUTAGENIZING NASALIZATION NATIONALIZED NATIONALIZER NATIONALIZES NATURALIZING NAZIFICATION NEBULIZATION NEUTRALIZING NOMADIZATION NOMINALIZING NOTARIZATION NOVELIZATION NUCLEARIZING OPSONIZATION OPTIMALIZING OPTIMIZATION ORGANIZATION ORIENTALIZED ORIENTALIZES OVERIDEALIZE OXIDIZATIONS OZONISATIONS OZONIZATIONS PAGANIZATION PALATALIZING PANEGYRIZING PARABOLIZING PARALOGIZING PARASITIZING PAROCHIALIZE PARTIALIZING PARTIZANSHIP PASTEURIZING PATRIALIZING PECTIZATIONS PECULIARIZED PECULIARIZES PEDANTICIZED PEDANTICIZES PENALIZATION PEPTIZATIONS PHYSICALIZED PHYSICALIZES PICTORIALIZE PLAGIARIZERS PLAGIARIZING PLASTICIZERS PLASTICIZING PLEBEIANIZED PLEBEIANIZES POLARIZATION POLITICALIZE POLYGAMIZING POPULARIZING PORCELAINIZE PRAGMATIZING PRODIGALIZED PRODIGALIZES PRUSSIANIZED PRUSSIANIZES PSALMODIZING PURITANIZING QUANTIZATION QUIZZICALITY RACEMIZATION RADICALIZING RATIONALIZED RATIONALIZER RATIONALIZES REALIZATIONS RECANALIZING RECAPITALIZE REGIONALIZED REGIONALIZES REGULARIZING REHUMANIZING RELATIVIZING REMILITARIZE REMINERALIZE REMORALIZING REORGANIZING REPOLARIZING REPRIVATIZED REPRIVATIZES RESOCIALIZED RESOCIALIZES RESTABILIZED RESTABILIZES REVALORIZING REVISUALIZED REVISUALIZES REVITALIZING RHAPSODIZING RHIZOCTONIAS ROBOTIZATION ROMANIZATION ROMANTICIZED ROMANTICIZES RURALIZATION SACCHARIZING SALINIZATION SANITIZATION SATELLITIZED SATELLITIZES SATIRIZATION SCANDALIZING SCHEMATIZING SCHISMATIZED SCHISMATIZES SCHIZOCARPIC SCHIZOTHYMIA SECTARIANIZE SECTIONALIZE SECULARIZING SENSUALIZING SHERARDIZING SINGULARIZED SINGULARIZES SLOGANIZINGS SOCIALIZABLE SOCIALIZINGS SOLARIZATION SOLMIZATIONS SOLONIZATION SOMATIZATION SPANIOLIZING SPATIALIZING SPECIALIZERS SPECIALIZING SPIRITUALIZE SPLENIZATION STABILIZATOR STERILIZABLE STIGMATIZERS STIGMATIZING STRATEGIZING STYLIZATIONS SUBERIZATION SUBSIDIZABLE SULFADIAZINE SUZERAINTIES SYMPATHIZING TABULARIZING TANTALIZINGS TAXIDERMIZED TAXIDERMIZES TECHNICALIZE TETANIZATION TEXTUALIZING THEATRICIZED THEATRICIZES THEORIZATION THERMALIZING THIORIDAZINE TOTALIZATION TRAILBLAZING TRANQUILIZED TRANQUILIZER TRANQUILIZES TRANQUILLIZE TRAUMATIZING TRIVIALIZING TROPICALIZED TROPICALIZES UNAPPETIZING UNCANONIZING UNHUMANIZING UNIONIZATION UNITIZATIONS UNIVERSALIZE UNMORALIZING UNSOCIALIZED URBANIZATION UTILIZATIONS UTOPIANIZERS UTOPIANIZING VALORIZATION VAPORIZATION VELARIZATION VILLAINIZING VIRILIZATION VIRTUALIZING VITALIZATION VITAMINIZING VOCALIZATION VOLATILIZING VOWELIZATION WARRANTIZING WEATHERIZING ZALCITABINES ZIGZAGGERIES ZILLIONAIRES ZINCOGRAPHIC ZINJANTHROPI