16 letters
- internalizations29
- internationalise20
- internationalism23
- internationalist20
- internationality22
- internationalize29
- interoperability26
- interpretability26
- intersexualities26
- intersterilities18
- intervocalically32
- intolerabilities22
- intractabilities24
- irreducibilities25
- irrefutabilities24
- irremovabilities27
- irreplaceability29
- irrepressibility25
- irresponsibility26
- irretrievability26
- irrevocabilities27
- journalistically35
- justiciabilities33
- justifiabilities33
- knowledgeability34
- landlubberliness29
- libidinousnesses24
- licentiousnesses23
- lightheartedness25
- lithographically33
- localizabilities34
- machineabilities29
- manipulabilities29
- marginalizations33
- masculinizations35
- materializations30
- microcrystalline30
- micropublishings35
- militaristically27
- misvocalizations37
- monopolistically31
- multibillionaire27
- multiculturalism31
- multidisciplines30
- multilateralisms26
- multilateralists23
- multilingualisms30
- multimillionaire27
- multiplicatively35
- municipalization38
- nationalizations29
- naturalistically26
- neighborlinesses26
- nonbibliographic35
- noncannibalistic30
- noncomparability33
- nondeductibility30
- nonestablishment28
- nonmaterialistic25
- nonmetropolitans26
- nonproliferation26
- nucleophilically35
- nullificationist27
- oligodendrocytes27
- oligodendroglial26
- oligodendroglias25
- oligomerizations32
- oligonucleotides26
- oligosaccharides28
- operationalistic24
- otherworldliness25
- overapplications31
- overcapitalizing39
- overcentralizing37
- overcomplicating36
- overembellishing33
- overgeneralizing36
- overspecializing39
- overutilizations32
- oxytetracyclines35
- paleoclimatology32
- paradoxicalities31
- parliamentarians25
- perceptibilities29
- perfectibilities29
- performabilities29
- permissibilities26
- personalizations31
- photoduplicating33
- photoduplication31
- photojournalisms36
- photojournalists33
- photolithographs31
- photolithography33
- photomultipliers30
- pictorialization33
- pleasurabilities25
- polarizabilities33
- politicalization34
- postencephalitic32
- practicabilities29
- predictabilities27
- premillennialism30
- premillennialist27
- prequalification37
- presentabilities24
- preservabilities27
- preventabilities28
- processabilities26
- processibilities26
- professionalisms27
- professionalized34
- professionalizes33
- pronounceability31
- psycholinguistic34
- quadruplications36
- quarterfinalists31
- quasicrystalline34
- rationalizations28
- rebelliousnesses23
- recapitalization33
- recentralization31
- reconceptualized38
- reconceptualizes37
- recontextualized39
- recontextualizes38
- recoverabilities27
- rectifiabilities26
- reestablishments26
- referentialities21
- refrangibilities26
- regionalizations30
- reindustrialized30
- reindustrializes29
- remilitarization30
- renormalizations31
- reprehensibility28
- repressibilities23
- requalifications34
- resocializations30
- resolidification25
- respectabilities26
- respiritualizing33
- responsibilities24
- retrievabilities24
- revisualizations32
- rhynchocephalian36
- salvageabilities27
- semicolonialisms28
- semipermeability31
- sensationalising22
- sensationalistic22
- sensationalizing31
- sentimentalising25
- sentimentalities22
- sentimentalizing34
- septendecillions27
- serviceabilities27
- slatternlinesses20
- sociolinguistics27
- solicitousnesses22
- spectroheliogram30
- spiritualization31
- stretchabilities25
- substantialities22
- substitutability27
- subvocalizations38
- succinylcholines34
- suggestibilities25
- superbillionaire26
- superciliousness26
- superficialities27
- superintelligent26
- supermillionaire26
- supernaturalisms26
- supernaturalists23
- supernormalities25
- supersexualities29
- superspecialists27
- superspecialized37
- supportabilities27
- supranationalism26
- supranationalist23
- supranationality25
- surrealistically25
- susceptibilities27
- sustainabilities22
- technicalization36
- territorialities17
- territorializing29
- thermolabilities26
- thromboembolisms34
- totalitarianisms21
- totalitarianized28
- totalitarianizes27
- traditionalistic22
- traditionalizing31
- trafficabilities29
- transliterations19
- transmissibility26