24 letter words
DICHLORODIFLUOROMETHANES​39
23 letter words
DICHLORODIFLUOROMETHANE​38
21 letter words
STRAIGHTFORWARDNESSES​32
20 letter words (4 words)
ANTIFLUORIDATIONISTS​24
CYTODIFFERENTIATIONS​32
MAGNETOFLUIDDYNAMICS​35
OVERDIFFERENTIATIONS​30
19 letter words (11 words)
ANTIDESERTIFICATION​25
ANTIFLUORIDATIONIST​23
CYTODIFFERENTIATION​31
DIFFERENTIABILITIES​28
DISENFRANCHISEMENTS​30
DISRESPECTFULNESSES​27
INDEFATIGABLENESSES​26
OVERDIFFERENTIATION​29
OVERIDENTIFICATIONS​28
SPLENDIFEROUSNESSES​25
STRAIGHTFORWARDNESS​30
18 letter words (10 words)
DEDIFFERENTIATIONS​26
DISENFRANCHISEMENT​29
FAINTHEARTEDNESSES​25
FEEBLEMINDEDNESSES​27
HANDCRAFTSMANSHIPS​34
IMMUNODEFICIENCIES​30
INDEFATIGABILITIES​25
MISIDENTIFICATIONS​26
OVERIDENTIFICATION​27
VIDEOCONFERENCINGS​30
17 letter words (30 words)
CONFIDENTIALITIES​23
COUNTERINFLUENCED​25
DECLASSIFICATIONS​25
DEDIFFERENTIATING​26
DEDIFFERENTIATION​25
DEHUMIDIFICATIONS​29
DIFFERENTIABILITY​29
DISFRANCHISEMENTS​28
DISGRACEFULNESSES​24
DISQUALIFICATIONS​32
DISRESPECTFULNESS​25
DISTASTEFULNESSES​21
DISTRESSFULNESSES​21
DISTRUSTFULNESSES​21
FORESIGHTEDNESSES​25
HANDCRAFTSMANSHIP​33
INDEFATIGABLENESS​24
INDEFEASIBILITIES​23
INDEFECTIBILITIES​25
INDEFENSIBILITIES​23
16 letter words (49 words)
COMMODIFICATIONS​28
DEACIDIFICATIONS​25
DECALCIFICATIONS​26
DECERTIFICATIONS​24
DECLASSIFICATION​24
DEDIFFERENTIATED​25
DEDIFFERENTIATES​24
DEFINITIVENESSES​23
DEHUMIDIFICATION​28
DELIGHTFULNESSES​24
DEMYSTIFICATIONS​27
DENITRIFICATIONS​22
DESERTIFICATIONS​22
DESPITEFULNESSES​22
DESULFURIZATIONS​29
DEVITRIFICATIONS​25
DIFFERENTIATIONS​23
DIFFRACTOMETRIES​27
DISDAINFULNESSES​21
DISENFRANCHISING​26
15 letter words (152 words)
CONFIDENTIALITY​24
STRAIGHTFORWARD​26
DIFFERENTIATION​22
DIVERSIFICATION​24
DISSATISFACTION​21
INDEMNIFICATION​23
DIFFERENTIATING​23
FUNDAMENTALISTS​21
DESERTIFICATION​21
IDENTIFICATIONS​21
VIDEOCONFERENCE​26
DISENFRANCHISED​25
DENITRIFICATION​21
UNDERPERFORMING​24
COMMODIFICATION​27
IMMUNODIFFUSION​26
DIFFERENTIATORS​22
DINOFLAGELLATES​20
DECERTIFICATION​23
DESULFURIZATION​28
14 letter words (199 words)
IDENTIFICATION​20
DIFFERENTIATED​22
AFOREMENTIONED​20
FUNDAMENTALIST​20
DETOXIFICATION​27
FUNDAMENTALISM​22
DEFIBRILLATORS​20
DISINFORMATION​20
DIFFERENTIATES​21
DIFFERENTIALLY​24
CONFIDENTIALLY​23
DIFFERENTIABLE​23
CONFEDERATIONS​20
SOLIDIFICATION​20
DEFIBRILLATION​20
DIFFERENTIATOR​21
HUMIDIFICATION​25
UNIDENTIFIABLE​20
OVERSIMPLIFIED​25
INDEFINITENESS​18
13 letter words (295 words)
MODIFICATIONS​21
BREASTFEEDING​20
DIFFERENTIATE​20
CONFEDERATION​19
AFFORDABILITY​25
DYSFUNCTIONAL​22
DIFFERENTIALS​20
DEFORESTATION​17
PREFABRICATED​23
DEFIBRILLATOR​19
DISRESPECTFUL​21
DEHUMIDIFIERS​23
DISINFECTANTS​19
DECAFFEINATED​23
ACIDIFICATION​21
HANDKERCHIEFS​29
SOUNDPROOFING​20
DISQUALIFYING​30
FORESHADOWING​24
INDEFATIGABLE​20
12 letter words (457 words)
MODIFICATION​20
CONFIDENTIAL​18
DIFFICULTIES​21
DIFFERENTIAL​19
DEFICIENCIES​20
IDENTIFIABLE​18
UNCLASSIFIED​18
UNIDENTIFIED​17
CHESTERFIELD​21
INDEFINITELY​19
DISSATISFIED​17
FREESTANDING​17
INDIFFERENCE​21
REFRIGERATED​17
SAFEGUARDING​18
DISQUALIFIED​26
DISINFECTION​18
FRIENDLINESS​16
PROOFREADING​19
CERTIFICATED​20
11 letter words (610 words)
CLASSIFIEDS​17
DIFFERENCES​20
DEFINITIONS​15
IDENTIFYING​19
FOUNDATIONS​15
BATTLEFIELD​17
REFURBISHED​20
FUNDRAISING​16
DIFFERENTLY​21
DYSFUNCTION​20
UNSPECIFIED​19
DIVERSIFIED​19
FACILITATED​17
IDENTIFIERS​15
DEFORMATION​17
DIFFRACTION​20
GIRLFRIENDS​16
FRIENDSHIPS​20
WINDSURFING​19
HANDICRAFTS​20
10 letter words (724 words)
FOUNDATION​14
DEFINITION​14
DIFFERENCE​19
IDENTIFIED​15
CLASSIFIED​16
CONFIDENCE​18
DEFINITELY​17
FEDERATION​14
DIFFICULTY​22
AFFILIATED​17
FRIENDSHIP​19
CONFIGURED​17
IDENTIFIER​14
IDENTIFIES​14
GIRLFRIEND​15
INFLUENCED​16
SIMPLIFIED​18
FORWARDING​18
DEFINITIVE​17
DEFICIENCY​21
9 letter words (686 words)
DIFFERENT​16
SPECIFIED​17
DIFFICULT​18
CERTIFIED​15
QUALIFIED​22
CONFIRMED​17
SATISFIED​13
UNDEFINED​14
CONFIDENT​15
FURNISHED​16
DEFENSIVE​16
FORBIDDEN​16
BOYFRIEND​18
JUSTIFIED​20
DIFFUSION​16
DEFECTIVE​18
DEFENDING​15
FASHIONED​16
TESTIFIED​13
MODIFYING​19
8 letter words (455 words)
FRIENDLY​15
MODIFIED​15
INFORMED​14
IDENTIFY​15
FINISHED​15
WILDLIFE​15
FINDINGS​13
VERIFIED​15
NOTIFIED​12
INFECTED​14
DEFINING​13
INFRARED​12
FOUNDING​13
DRAFTING​13
CONFINED​14
FLOODING​13
DEFINITE​12
FIDELITY​15
LANDFILL​12
FINANCED​14
7 letter words (253 words)
FRIENDS​11
DEFINED​12
FUNDING​12
FINDING​12
FEEDING​12
DEFINES​11
UNIFIED​11
FOLDING​12
DEFICIT​13
REFINED​11
FIGURED​12
SHIFTED​14
DIFFERS​14
DIFFUSE​14
FRIDGES​12
FINDERS​11
MINDFUL​13
INFUSED​11
FIELDER​11
MIDWIFE​16
6 letter words (103 words)
FRIEND​10
FIELDS​10
DEFINE​10
FAILED​10
FILLED​10
MODIFY​15
FINDER​10
AFRAID​10
DIFFER​13
FITTED​10
FRIDGE​11
LIFTED​10
GIFTED​11
FLUIDS​10
FADING​11
FILMED​12
FIDDLE​11
FORBID​12
FISHED​13
DEFIES​10
5 letter words (28 words)
FIELD​9
FIXED​16
FILED​9
FINDS​9
FLUID​9
FIRED​9
DIFFS​12
FRIED​9
DRIFT​9
FINED​9
FLIED​9
FIEND​9
FIDES​9
FIORD​9
FETID​9
EDIFY​12
FUNDI​9
DEIFY​12
BIFID​11
DEFIS​9
4 letter words (8 words)
FIND​8
DIFF​11
FIDO​8
DEFI​8
FIDS​8
DIFS​8
DEIF​8
FOID​8
3 letter words
DIF​7
FID​7