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 (9 words)
ANTIDESERTIFICATION​25
ANTIFLUORIDATIONIST​23
CYTODIFFERENTIATION​31
DIFFERENTIABILITIES​28
DISENFRANCHISEMENTS​30
INDEFATIGABLENESSES​26
OVERDIFFERENTIATION​29
OVERIDENTIFICATIONS​28
STRAIGHTFORWARDNESS​30
18 letter words (7 words)
DEDIFFERENTIATIONS​26
DISENFRANCHISEMENT​29
FAINTHEARTEDNESSES​25
HANDCRAFTSMANSHIPS​34
INDEFATIGABILITIES​25
MISIDENTIFICATIONS​26
OVERIDENTIFICATION​27
17 letter words (22 words)
CONFIDENTIALITIES​23
DECLASSIFICATIONS​25
DEDIFFERENTIATING​26
DEDIFFERENTIATION​25
DEHUMIDIFICATIONS​29
DIFFERENTIABILITY​29
DISFRANCHISEMENTS​28
DISGRACEFULNESSES​24
DISQUALIFICATIONS​32
DISTASTEFULNESSES​21
HALFHEARTEDNESSES​27
HANDCRAFTSMANSHIP​33
INDEFATIGABLENESS​24
INDEFEASIBILITIES​23
INDEFINABLENESSES​23
MISIDENTIFICATION​25
PARAFORMALDEHYDES​32
RESOLIDIFICATIONS​23
SOFTHEARTEDNESSES​24
STANDOFFISHNESSES​27
16 letter words (46 words)
COMMODIFICATIONS​28
DEACIDIFICATIONS​25
DECALCIFICATIONS​26
DECERTIFICATIONS​24
DECLASSIFICATION​24
DEDIFFERENTIATED​25
DEDIFFERENTIATES​24
DEHUMIDIFICATION​28
DEMYSTIFICATIONS​27
DENITRIFICATIONS​22
DESERTIFICATIONS​22
DESULFURIZATIONS​29
DEVITRIFICATIONS​25
DIFFERENTIATIONS​23
DIFFRACTOMETRIES​27
DISDAINFULNESSES​21
DISENFRANCHISING​26
DISFRANCHISEMENT​27
DISQUALIFICATION​31
DISSATISFACTIONS​22
15 letter words (117 words)
CONFIDENTIALITY​24
STRAIGHTFORWARD​26
DIFFERENTIATION​22
DIVERSIFICATION​24
DISSATISFACTION​21
INDEMNIFICATION​23
DIFFERENTIATING​23
FUNDAMENTALISTS​21
DESERTIFICATION​21
IDENTIFICATIONS​21
DISENFRANCHISED​25
DENITRIFICATION​21
COMMODIFICATION​27
DIFFERENTIATORS​22
DINOFLAGELLATES​20
DECERTIFICATION​23
TETRAHYDROFURAN​25
DESULFURIZATION​28
FUNDAMENTALISMS​23
DEMYSTIFICATION​26
14 letter words (165 words)
IDENTIFICATION​20
DIFFERENTIATED​22
AFOREMENTIONED​20
REMANUFACTURED​22
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
GRANDFATHERING​23
13 letter words (222 words)
MODIFICATIONS​21
BREASTFEEDING​20
FUNDAMENTALLY​22
DIFFERENTIATE​20
CONFEDERATION​19
AFFORDABILITY​25
DYSFUNCTIONAL​22
DIFFERENTIALS​20
DEFORESTATION​17
PREFABRICATED​23
DEFIBRILLATOR​19
DISINFECTANTS​19
DECAFFEINATED​23
NONREFUNDABLE​19
ACIDIFICATION​21
HANDKERCHIEFS​29
GRANDFATHERED​22
DISQUALIFYING​30
FORESHADOWING​24
INDEFATIGABLE​20
12 letter words (342 words)
MODIFICATION​20
CONFIDENTIAL​18
MANUFACTURED​20
DIFFERENTIAL​19
FUNDAMENTALS​18
IDENTIFIABLE​18
UNCLASSIFIED​18
DISSATISFIED​17
FREESTANDING​17
REFRIGERATED​17
SAFEGUARDING​18
DISQUALIFIED​26
FORMALDEHYDE​25
PROOFREADING​19
CERTIFICATED​20
FOUNDATIONAL​16
HANDKERCHIEF​28
DISINFECTANT​18
BATTLEFIELDS​18
MULTIFACETED​20
11 letter words (404 words)
CLASSIFIEDS​17
FUNDAMENTAL​17
TRANSFERRED​15
FOUNDATIONS​15
BATTLEFIELD​17
FUNDRAISING​16
TRANSFORMED​17
GRANDFATHER​19
HANDCRAFTED​21
FACILITATED​17
CONFEDERATE​17
DEFORMATION​17
DIFFRACTION​20
HANDICRAFTS​20
FUNDRAISERS​15
UNQUALIFIED​24
FAIRGROUNDS​16
SCAFFOLDING​21
CONFISCATED​19
CONFEDERACY​22
10 letter words (543 words)
FOUNDATION​14
CLASSIFIED​16
AFFORDABLE​19
FEDERATION​14
AFFILIATED​17
AFTERWARDS​17
FORWARDING​18
DEFENDANTS​15
FRUSTRATED​14
FORMULATED​16
FRAUDULENT​14
REFUNDABLE​16
SAFEGUARDS​15
FUNDRAISER​14
FABRICATED​18
PATHFINDER​19
BEFOREHAND​19
FORMIDABLE​18
SILDENAFIL​14
FRAGMENTED​17
9 letter words (533 words)
QUALIFIED​22
SATISFIED​13
DEFENDANT​14
FORWARDED​17
FORMATTED​15
FASHIONED​16
SAFEGUARD​14
FEDERATED​14
DRAGONFLY​17
FEDERALLY​16
AFFIDAVIT​19
AMPLIFIED​17
CLARIFIED​15
GODFATHER​17
AFTERWARD​16
FIDUCIARY​18
FINALIZED​22
DEFEATING​14
TADALAFIL​13
MANIFOLDS​15
8 letter words (383 words)
FEEDBACK​20
FEATURED​12
AFFECTED​17
INFRARED​12
DEFEATED​13
DRAFTING​13
DEFAULTS​12
LANDFILL​12
FINANCED​14
MANIFOLD​14
AFFIRMED​17
FORWARDS​15
AFFORDED​16
FLAVORED​15
FOREHEAD​15
RATIFIED​12
DEFIANCE​14
FARMLAND​14
DREADFUL​13
INFLATED​12
7 letter words (223 words)
FEDERAL​11
FORWARD​14
DEFAULT​11
SEAFOOD​11
CRAFTED​13
HANDFUL​14
DRAFTED​12
FAVORED​14
FLATBED​13
STAFFED​14
FACETED​13
DEFEATS​11
ALFREDO​11
FLAGGED​13
AFFORDS​14
AFFIXED​21
FLASHED​14
DEFIANT​11
FLOATED​11
FARADAY​14
6 letter words (130 words)
FAILED​10
FRAMED​12
AFRAID​10
AFFORD​13
DEFEAT​10
FEDORA​10
DRAFTS​10
FEARED​10
FLAWED​13
FADING​11
FACADE​12
DWARFS​13
FEUDAL​10
FARMED​12
FLARED​10
FANDOM​12
FRAUDS​10
AFIELD​10
ADRIFT​10
DEFRAY​13
5 letter words (32 words)
DRAFT​9
FRAUD​9
FACED​11
DWARF​12
FADED​10
FAMED​11
FONDA​9
FAXED​16
FADES​9
FADER​9
DECAF​11
FARED​9
FAKED​13
FATED​9
DAFFY​15
FAZED​18
FARAD​9
SAFED​9
FAYED​12
FARDS​9
4 letter words (9 words)
DEAF​8
FADE​8
DAFT​8
FADS​8
FADO​8
FAND​8
FARD​8
DAFF​11
FADY​11
3 letter words
FAD​7