17 letters
- photocoagulations30
- photocompositions32
- photodissociation27
- photoduplications32
- photoreactivation30
- photoreproduction31
- photorespirations26
- pictorializations34
- politicalizations35
- polycondensations30
- postresurrections25
- postrevolutionary29
- posttranslational24
- precertifications30
- predeterminations26
- preincorporations28
- prequalifications38
- prestidigitations24
- professionalizing37
- proportionalities25
- provincialization39
- quattuordecillion35
- rationalistically26
- recapitalizations34
- recentralizations32
- reclassifications28
- reconstructionism29
- reconstructionist26
- recrystallization34
- redistributionist23
- rehospitalization33
- reinterpretations22
- remilitarizations31
- renationalization30
- resolidifications26
- retransformations25
- revascularization36
- revolutionariness25
- saccharifications32
- semidomestication28
- semiprofessionals28
- spiritualizations32
- structuralization33
- subcategorization36
- subclassification32
- subjectivizations47
- superbillionaires27
- supercivilization39
- supercorporations28
- superfecundations31
- supermillionaires27
- superspeculations30
- supranationalisms27
- supranationalists24
- technicalizations37
- telecommunication33
- theatricalization33
- thermoregulations27
- tintinnabulations26
- transcriptionally29
- transcriptionists25
- transgenerational23
- transillumination26
- transistorization28
- transnationalisms24
- tridimensionality26
- ultranationalisms25
- ultranationalists22
- ultraprofessional27
- unconscionability33
- unconventionality32
- underutilizations32
- unfashionableness30
- unidimensionality28
- universalizations34
- unsophistications28
- vasoconstrictions29