24 letter words
DICHLORODIFLUOROMETHANES​39
23 letter words
DICHLORODIFLUOROMETHANE​38
21 letter words
BUCKMINSTERFULLERENES​34
20 letter words (9 words)
ANTIFLUORIDATIONISTS​24
BUCKMINSTERFULLERENE​33
CHLOROFLUOROMETHANES​33
COUNTERTRANSFERENCES​27
FORETHOUGHTFULNESSES​33
MAGNETOFLUIDDYNAMICS​35
PHOSPHOFRUCTOKINASES​39
ULTRACENTRIFUGATIONS​26
UNSATISFACTORINESSES​25
19 letter words (16 words)
ANTIFLUORIDATIONIST​23
BOURGEOISIFICATIONS​27
CHLOROFLUOROCARBONS​31
CHLOROFLUOROMETHANE​32
COUNTERINFLATIONARY​27
COUNTERREFORMATIONS​26
COUNTERTRANSFERENCE​26
DISRESPECTFULNESSES​27
IMMUNOFLUORESCENCES​30
INEFFICACIOUSNESSES​29
NEUROFIBROMATOSISES​26
PHOSPHOFRUCTOKINASE​38
PREFIGURATIVENESSES​28
SPLENDIFEROUSNESSES​25
ULTRACENTRIFUGATION​25
UNFASHIONABLENESSES​27
18 letter words (17 words)
ANTICOUNTERFEITING​24
BOURGEOISIFICATION​26
CHLOROFLUOROCARBON​30
COUNTERINFLUENCING​26
COUNTERREFORMATION​25
FORETHOUGHTFULNESS​31
IMMUNODEFICIENCIES​30
IMMUNOFLUORESCENCE​29
INSUFFERABLENESSES​26
MULTIFARIOUSNESSES​23
QUANTIFICATIONALLY​35
SOPORIFEROUSNESSES​23
SUBCLASSIFICATIONS​27
ULTRACENTRIFUGALLY​27
UNIFORMITARIANISMS​25
UNPROFITABLENESSES​25
UNSATISFACTORINESS​23
17 letter words (45 words)
CONFIGURATIONALLY​26
COUNTERINFLUENCED​25
COUNTERINFLUENCES​24
COUNTEROFFENSIVES​28
COUNTERSCIENTIFIC​26
DEHUMIDIFICATIONS​29
DISGRACEFULNESSES​24
DISQUALIFICATIONS​32
DISRESPECTFULNESS​25
DISTASTEFULNESSES​21
DISTRESSFULNESSES​21
DISTRUSTFULNESSES​21
EFFICACIOUSNESSES​27
FISSIPAROUSNESSES​22
FLIRTATIOUSNESSES​20
FLORIFEROUSNESSES​23
HOUSEWIFELINESSES​26
IMMUNOFLUORESCENT​26
INEFFECTUALNESSES​25
INEFFICACIOUSNESS​27
16 letter words (83 words)
AUTOTRANSFORMERS​21
AUTOTRANSFUSIONS​19
COUNTERINFLATION​21
COUNTERINFLUENCE​23
COUNTEROFFENSIVE​27
COUNTERREFORMERS​23
DEHUMIDIFICATION​28
DELIGHTFULNESSES​24
DESPITEFULNESSES​22
DESSERTSPOONFULS​22
DESSERTSPOONSFUL​22
DESULFURIZATIONS​29
DISDAINFULNESSES​21
DISQUALIFICATION​31
FACTITIOUSNESSES​21
FALLACIOUSNESSES​21
FASTIDIOUSNESSES​20
FELICITOUSNESSES​21
FICTITIOUSNESSES​21
FIGURATIVENESSES​23
15 letter words (220 words)
INFRASTRUCTURES​20
FUNDAMENTALISTS​21
FUNCTIONALITIES​20
RECONFIGURATION​21
MULTIFUNCTIONAL​22
INFRASTRUCTURAL​20
TRANSFIGURATION​19
RESOURCEFULNESS​20
CIRCUMFERENTIAL​24
UNDERPERFORMING​24
ULTRAFILTRATION​18
REMANUFACTURING​23
IMMUNODIFFUSION​26
TETRAHYDROFURAN​25
CONFIGURATIONAL​21
DESULFURIZATION​28
TRIFLUOPERAZINE​29
COUNTERFACTUALS​22
NEUROFIBRILLARY​23
REMANUFACTURERS​22
14 letter words (328 words)
INFRASTRUCTURE​19
QUALIFICATIONS​28
CONFIGURATIONS​20
UNSATISFACTORY​22
REMANUFACTURED​22
FUNDAMENTALIST​20
QUANTIFICATION​28
FUNDAMENTALISM​22
UNSUCCESSFULLY​24
JUSTIFICATIONS​26
COUNTERFEITING​20
UNPROFESSIONAL​19
CENTRIFUGATION​20
INSUFFICIENTLY​25
BEAUTIFICATION​21
MALFUNCTIONING​22
THOUGHTFULNESS​24
COUNTERFACTUAL​21
UNCLASSIFIABLE​21
EIGENFUNCTIONS​20
13 letter words (489 words)
MANUFACTURING​21
CONFIGURATION​19
MANUFACTURERS​20
UNFORTUNATELY​19
FUNCTIONALITY​21
QUALIFICATION​27
JUSTIFICATION​25
UNCOMFORTABLE​22
FUNDAMENTALLY​22
MULTIFUNCTION​20
UNFORGETTABLE​19
REFURBISHMENT​23
CIRCUMFERENCE​24
DYSFUNCTIONAL​22
INSUFFICIENCY​26
UNENFORCEABLE​20
REUNIFICATION​18
QUARTERFINALS​25
UNCOMFORTABLY​25
NONREFUNDABLE​19
12 letter words (584 words)
MANUFACTURER​19
MANUFACTURED​20
FUNDAMENTALS​18
SUFFICIENTLY​23
INSUFFICIENT​20
PURIFICATION​19
FLUCTUATIONS​17
MANUFACTURES​19
UNCLASSIFIED​18
FLUORESCENCE​19
UNIDENTIFIED​17
UNSUCCESSFUL​19
FORMULATIONS​17
FUNCTIONALLY​20
SAFEGUARDING​18
FRUSTRATIONS​15
CONFIGURATOR​18
INFREQUENTLY​27
FOUNDATIONAL​16
FAITHFULNESS​21
11 letter words (679 words)
FUNDAMENTAL​17
MANUFACTURE​18
FURNISHINGS​18
FOUNDATIONS​15
FUNDRAISING​16
CONFIGURING​18
FUNCTIONING​17
FREQUENCIES​25
FORMULATION​16
FORTUNATELY​17
FLUORESCENT​16
DYSFUNCTION​20
INFLUENTIAL​14
UNFORTUNATE​14
UNSPECIFIED​19
FRUSTRATION​14
FULFILLMENT​19
FRUSTRATING​15
INFLUENCING​17
WONDERFULLY​21
10 letter words (631 words)
FOUNDATION​14
FUNCTIONAL​15
FREQUENTLY​25
SUFFICIENT​18
CONFIGURED​17
MEANINGFUL​16
INFLUENCED​16
INFECTIOUS​15
QUALIFYING​26
INFLUENCES​15
UNOFFICIAL​18
REFERENDUM​16
INSIGHTFUL​17
FULFILLING​17
FRAUDULENT​14
REFUNDABLE​16
UNFINISHED​17
USEFULNESS​13
FUNDRAISER​14
FURNISHING​17
9 letter words (549 words)
FURNITURE​12
FUNCTIONS​14
FREQUENCY​26
WONDERFUL​16
INFLUENCE​14
FEATURING​13
CONFIGURE​15
SUFFERING​16
UNDEFINED​14
CONFUSION​14
FURNISHED​16
FRANKFURT​19
CONFUSING​15
DIFFUSION​16
INFLUENZA​21
FIGURINES​13
FORTUNATE​12
FOUNTAINS​12
SUNFLOWER​15
UNIFORMLY​17
8 letter words (430 words)
FUNCTION​13
FREQUENT​20
FOCUSING​14
CONFUSED​14
FOUNTAIN​11
FOUNDING​13
UNIFORMS​13
PROFOUND​14
UNLAWFUL​14
FOURTEEN​11
FOUNDERS​12
REFUSING​12
WRONGFUL​15
INFUSION​11
INFAMOUS​13
FIGURINE​12
THANKFUL​18
EFFLUENT​14
STUFFING​15
FLUSHING​15
7 letter words (258 words)
FUCKING​17
FUNDING​12
UNIFORM​12
FOUNDED​12
FUNERAL​10
FOUNDER​11
FORTUNE​10
UNIFIED​11
SURFING​11
PAINFUL​12
REFUNDS​11
HANDFUL​14
FURNACE​12
FURNISH​13
FOUNDRY​14
CONFUSE​12
MUFFINS​15
UPFRONT​12
MINDFUL​13
FLUENCY​15
6 letter words (94 words)
FUNDED​11
REFUND​10
FUSION​9
UNFAIR​9
RUNOFF​12
UNSAFE​9
FUNGAL​10
FUNGUS​10
FLUENT​9
SINFUL​9
INFLUX​16
MUFFIN​14
FUNNEL​9
UNFOLD​10
FONDUE​10
FUTONS​9
PUFFIN​14
FUSING​10
INFUSE​9
FUNDER​10
5 letter words (26 words)
FOUND​9
FUNDS​9
FUNNY​11
FUNKY​15
FAUNA​8
FUNGI​9
FUTON​8
SNUFF​11
FLUNG​9
UNFIT​8
UNIFY​11
SNAFU​8
FUNDY​12
FOUNT​8
FURAN​8
FLUNK​12
FAUNS​8
FONDU​9
FUNGO​9
FUNDI​9
4 letter words (7 words)
FUND​8
FUNK​11
FUNG​8
NUFF​10
FAUN​7
ENUF​7
FUNS​7
3 letter words
FUN​6