14 letters
- instructresses19
- instrumentally24
- interelectrode20
- interferometry23
- intermenstrual21
- interpenetrate19
- intracardially23
- intracranially23
- intractability24
- intracutaneous21
- intramolecular24
- intransigeance22
- intransigeants19
- intransigences22
- intransigently22
- intransitively23
- intransitivity22
- intrepidnesses20
- introductorily23
- introgressants18
- introgressions18
- introspections22
- introversively26
- isentropically25
- leukodystrophy30
- lustrousnesses18
- macronutrients23
- macrostructure25
- magnetometries23
- malacostracans25
- manometrically28
- matriculations23
- meretriciously24
- metronidazoles29
- metronomically28
- microcircuitry29
- microelectrode25
- micronutrients23
- microstructure25
- misattributing24
- misattribution22
- mistranscribed25
- mistranscribes24
- mistranslating22
- mistranslation20
- multielectrode24
- multitrillions22
- nephelometries24
- neurochemistry26
- neutralization27
- nitrifications22
- nitrocellulose22
- nitroglycerine24
- nitroglycerins24
- nitroparaffins25
- noncontractual25
- noncontrolling25
- nondestructive25
- nondoctrinaire21
- nonelectrolyte23
- nonelectronics24
- nongeometrical25
- nonnitrogenous21
- nonpsychiatric29
- nonrestrictive23
- nonretroactive23
- nonsymmetrical28
- nontraditional19
- nortriptylines22
- nutritiousness18
- obstreperously24
- obstructionism25
- obstructionist22
- optoelectronic25
- orchestrations20
- outrageousness19
- outreproducing26
- overabstracted25
- overcentralize32
- overconstructs26
- overcontrolled25
- overextraction29
- overnutritions21
- overstretching26
- overstructured24
- overtreatments22
- paediatricians22
- parametrically27
- partridgeberry25
- patresfamilias24
- patronizations28
- pedestrianisms22
- peritrichously26
- petrifications24
- petrochemicals29
- petrochemistry27
- petrographical28
- petrologically27
- phenmetrazines33
- photoautotroph25
- photochemistry29
- photoelectrons24
- photogrammetry29
- phytochemistry31
- postindustrial21
- postmistresses20
- postretirement21
- potentiometric24
- preconstructed26
- premenstrually26
- prestructuring25
- proprietresses20
- protrusiveness23
- proventriculus28
- psychrometries27
- pyrheliometric28
- pyrometrically29
- radiochemistry25
- radiostrontium20
- radiotelemetry21
- reattributions19
- recalcitrances25
- recentrifuging27
- reconcentrated23
- reconcentrates22
- reconstructing25
- reconstruction23
- reconstructive26
- reconstructors22
- redistributing22
- redistribution20
- redistributive23
- refractometric26
- reintroduction21
- remonstrations19
- reorchestrated20
- reorchestrates19
- reregistration17
- respirometries20
- restrengthened21
- restrictionism21
- restrictionist18
- retractilities18
- retransferring21
- retransforming24
- retranslations17
- retransmission19
- retransmitting21
- retrievability24
- retroflections22
- retrogradation18
- retrogressions17
- retroreflector21
- retrospections21
- retrospectives24
- sabermetrician24
- schoolmistress23
- sensitometries18
- sequestrations25
- somatotrophins23
- spectrographic30
- spectrometries23
- spectroscopies26
- spectroscopist26
- sporotrichoses22
- sporotrichosis22
- stoichiometric25
- straightjacket34
- straightnesses19
- straitjacketed31
- strandednesses18
- strangulations20
- stratification21
- stratigraphies21
- stratovolcanos23
- streetwalkings25
- streptobacilli25
- streptokinases22
- streptomycetes25
- streptothricin23
- stresslessness16
- stretchability25
- strikebreakers25
- strikebreaking28
- structuralisms23
- structuralists20
- structuralized30
- structuralizes29
- structurations20
- subcontracting28
- subcontractors25
- subdistricting25
- submetacentric28
- supernutrition21
- superpatriotic24
- superstrengths23
- superstructure23
- supersymmetric29
- symmetrization32
- taskmistresses21