17 letters
- rationalistically26
- reclassifications28
- resolidifications26
- restrictivenesses25
- saccharifications32
- schizophrenically44
- semiautomatically31
- semiconsciousness29
- semidomestication28
- serviceablenesses29
- sesquicentenaries32
- sesquicentennials34
- socioeconomically34
- spectroscopically36
- stereomicroscopes29
- stereomicroscopic32
- stereospecificity31
- subclassification32
- superefficiencies34
- superminicomputer35
- supernaturalistic27
- superplasticities28
- superromanticisms31
- symmetricalnesses30
- symptomatological35
- technicalizations37
- telecommunication33
- theatricalization33
- thermodynamically36
- thermodynamicists32
- thermoelectricity31
- thermographically36
- thermoperiodicity31
- transthoracically30
- trichloroethylene29
- trigonometrically30
- turbidimetrically32
- unsophistications28
- unsympathetically36
- vasoconstrictions29
- viscoelasticities28
- zoogeographically42