27 letter words
ELECTROENCEPHALOGRAPHICALLY​47
24 letter words
ELECTROCARDIOGRAPHICALLY​40
ELECTROENCEPHALOGRAPHIES​39
23 letter words
ELECTROENCEPHALOGRAPHIC​40
INDISTINGUISHABLENESSES​30
22 letter words (4 words)
ELECTROPHYSIOLOGICALLY​38
INDISTINGUISHABILITIES​29
OTORHINOLARYNGOLOGICAL​32
OTORHINOLARYNGOLOGISTS​30
21 letter words (19 words)
ANTIFERROMAGNETICALLY​32
CLINICOPATHOLOGICALLY​36
DENDROCHRONOLOGICALLY​34
DISADVANTAGEOUSNESSES​27
ELECTROCARDIOGRAPHIES​32
ELECTROMYOGRAPHICALLY​39
ELECTRORETINOGRAPHIES​29
INDISTINGUISHABLENESS​28
INTERCHANGEABLENESSES​29
MENINGOENCEPHALITIDES​32
NEUROENDOCRINOLOGICAL​27
OTORHINOLARYNGOLOGIES​29
OTORHINOLARYNGOLOGIST​29
OVERINTELLECTUALIZING​36
PHOTOLITHOGRAPHICALLY​40
PSYCHOPHARMACOLOGICAL​43
PSYCHOPHARMACOLOGISTS​41
PSYCHOPHYSIOLOGICALLY​45
STRAIGHTFORWARDNESSES​32
20 letter words (35 words)
CONTRADISTINGUISHING​28
COUNTERDEMONSTRATING​26
CRYSTALLOGRAPHICALLY​36
DEINSTITUTIONALIZING​31
DISTINGUISHABILITIES​27
ELECTROCARDIOGRAPHIC​33
ELECTROOCULOGRAPHIES​30
ELECTROPHOTOGRAPHIES​33
ELECTROPHYSIOLOGICAL​33
ELECTRORETINOGRAPHIC​30
HYPERCOAGULABILITIES​33
INDISTINGUISHABILITY​30
INTERCHANGEABILITIES​28
LYMPHOGRANULOMATOSIS​33
MAGNETOFLUIDDYNAMICS​35
MAGNETOHYDRODYNAMICS​38
MICROPALEONTOLOGICAL​29
MICROPALEONTOLOGISTS​27
NEUROPHARMACOLOGICAL​32
NEUROPHARMACOLOGISTS​30
19 letter words (80 words)
AGAMMAGLOBULINEMIAS​29
ANGIOCARDIOGRAPHIES​29
ANTIFERROMAGNETISMS​27
BOURGEOISIFICATIONS​27
CHARACTEROLOGICALLY​32
CHROMATOGRAPHICALLY​37
CHROMOLITHOGRAPHERS​35
CHROMOLITHOGRAPHIES​35
CHROMOLITHOGRAPHING​36
CINEMATOGRAPHICALLY​34
CLINICOPATHOLOGICAL​31
CONSTITUTIONALIZING​31
CONTRADISTINGUISHED​27
CONTRADISTINGUISHES​26
COUNTERADVERTISINGS​26
COUNTERPROGRAMMINGS​29
CROSSLINGUISTICALLY​27
CYTOPATHOGENICITIES​32
DEHYDROCHLORINATING​33
DENDROCHRONOLOGICAL​29
18 letter words (125 words)
AGAMMAGLOBULINEMIA​28
AGAMMAGLOBULINEMIC​30
ANAGRAMMATIZATIONS​32
ANGIOCARDIOGRAPHIC​30
ANTHROPOMORPHIZING​40
ANTICOUNTERFEITING​24
ANTIFERROMAGNETISM​26
ASTROPHOTOGRAPHIES​29
AUTOBIOGRAPHICALLY​31
BIODEGRADABILITIES​25
BOURGEOISIFICATION​26
CHROMOLITHOGRAPHED​35
CHROMOLITHOGRAPHER​34
CHROMOLITHOGRAPHIC​36
COMPARTMENTALISING​27
COMPARTMENTALIZING​36
CONGREGATIONALISMS​24
CONGREGATIONALISTS​22
COUNTERADVERTISING​25
COUNTERAGGRESSIONS​22
17 letter words (206 words)
AGGLUTINABILITIES​21
ALLEGORICALNESSES​20
ANAGRAMMATIZATION​31
ANESTHESIOLOGISTS​21
ANGIOCARDIOGRAPHY​30
ANTHROPOLOGICALLY​28
ANTIDESEGREGATION​20
ANTIFERROMAGNETIC​25
ANTIMISCEGENATION​22
ANTIORGANIZATIONS​27
ANTITECHNOLOGICAL​25
AUTORADIOGRAPHIES​24
BACTERIOLOGICALLY​27
BIBLIOGRAPHICALLY​32
BIOMETEOROLOGICAL​24
BIOSTRATIGRAPHIES​25
CARCINOGENICITIES​24
CATECHOLAMINERGIC​29
CHARACTEROLOGICAL​27
CHOLANGIOGRAPHIES​29
16 letter words (320 words)
AGGRESSIVENESSES​21
AGRICULTURALISTS​19
ANAGRAMMATICALLY​26
ANESTHESIOLOGIES​20
ANESTHESIOLOGIST​20
ANTAGONISTICALLY​22
ANTICARCINOGENIC​23
ANTICHOLINERGICS​24
ANTICONGLOMERATE​21
ANTIFERROMAGNETS​22
ANTIORGANIZATION​26
ANTIPORNOGRAPHIC​26
ANTIPROFITEERING​22
ANTIRACKETEERING​23
ANTITECHNOLOGIES​22
ARCHAEOLOGICALLY​27
AUTOBIOGRAPHICAL​26
AUTORADIOGRAPHIC​25
BIGHEARTEDNESSES​23
BIODEGRADABILITY​26
15 letter words (1081 words)
CONGRATULATIONS​18
NOTWITHSTANDING​23
STRAIGHTFORWARD​26
ELECTROMAGNETIC​22
PHYSIOPATHOLOGY​32
INTERCHANGEABLE​23
EPIDEMIOLOGICAL​23
TECHNOLOGICALLY​26
INTERCOLLEGIATE​18
ANTHROPOLOGICAL​23
PHARMACOLOGICAL​27
CHRONOLOGICALLY​26
PSYCHOLOGICALLY​31
DIFFERENTIATING​23
BIBLIOGRAPHICAL​27
CINEMATOGRAPHER​25
MICROBIOLOGICAL​24
RECONFIGURATION​21
PATHOPHYSIOLOGY​32
GENERALIZATIONS​25
14 letter words (1627 words)
ORGANIZATIONAL​24
INVESTIGATIONS​18
CONFIGURATIONS​20
ARCHAEOLOGICAL​22
ORGANISATIONAL​15
REORGANIZATION​24
METEOROLOGICAL​19
GEOGRAPHICALLY​26
METHODOLOGICAL​23
MOUNTAINEERING​17
GROUNDBREAKING​23
GENERALIZATION​24
MICROORGANISMS​21
BIBLIOGRAPHIES​24
CONGREGATIONAL​18
UNDERSTANDINGS​17
CATEGORIZATION​26
CINEMATOGRAPHY​27
IRREGULARITIES​15
DISCRIMINATING​20
13 letter words (2443 words)
ORGANIZATIONS​23
UNDERSTANDING​16
MANUFACTURING​21
CONFIGURATION​19
INVESTIGATION​17
SIGNIFICANTLY​22
ORGANISATIONS​14
PARTICIPATING​20
PSYCHOLOGICAL​26
TECHNOLOGICAL​21
CONGRESSIONAL​16
BIBLIOGRAPHIC​25
INVESTIGATORS​17
INVESTIGATING​18
GLOBALIZATION​25
INCORPORATING​18
COMMUNICATING​22
AUTOBIOGRAPHY​24
DEMONSTRATING​17
GRANDCHILDREN​21
12 letter words (3206 words)
ORGANIZATION​22
REGISTRATION​13
AGRICULTURAL​15
ORGANISATION​13
INCREASINGLY​18
BIBLIOGRAPHY​25
ESTABLISHING​18
BROADCASTING​18
SIGNIFICANCE​20
NEGOTIATIONS​13
PHOTOGRAPHIC​25
MASTURBATING​17
GEOGRAPHICAL​21
INVESTIGATOR​16
THANKSGIVING​24
ENTERTAINING​13
INVESTIGATED​17
SPECIALIZING​26
REFRIGERATOR​16
ACCOMPANYING​24
11 letter words (3868 words)
ADVERTISING​16
SIGNIFICANT​17
PROGRAMMING​19
REGULATIONS​12
INTEGRATION​12
LEGISLATION​12
AGRICULTURE​14
OUTSTANDING​13
LEGISLATIVE​15
IMMIGRATION​16
MAINTAINING​14
OBLIGATIONS​14
LEGISLATURE​12
ASSIGNMENTS​14
INVESTIGATE​15
ACCORDINGLY​20
CHALLENGING​18
CONTRACTING​16
DOWNLOADING​17
GENERATIONS​12
10 letter words (3815 words)
CATEGORIES​13
NAVIGATION​14
ACCOUNTING​15
GENERATION​11
DESIGNATED​13
INTEGRATED​12
STRATEGIES​11
ORIGINALLY​14
REGULATION​11
INCREASING​13
CONTAINING​13
BIOLOGICAL​15
PURCHASING​18
ASSIGNMENT​13
OBLIGATION​13
GEOGRAPHIC​19
DISPLAYING​17
CARTRIDGES​14
INSTALLING​11
DIAGNOSTIC​14
9 letter words (3439 words)
MARKETING​16
ACCORDING​15
OPERATING​12
REGARDING​12
GALLERIES​10
MAGAZINES​21
STRATEGIC​12
SIGNATURE​10
SEARCHING​15
BIOGRAPHY​20
FINANCING​15
REMAINING​12
FEATURING​13
PACKAGING​19
ORGANIZED​20
DIAGNOSIS​11
ALGORITHM​15
CARTRIDGE​13
APPEARING​14
PREPARING​14
8 letter words (2531 words)
TRAINING​9
LEARNING​9
ORIGINAL​9
PLANNING​11
MAGAZINE​20
REGIONAL​9
ANYTHING​15
STARTING​9
VIRGINIA​12
TEACHING​14
GRAPHICS​16
AGENCIES​11
MICHIGAN​16
CREATING​11
CAMPAIGN​15
MATCHING​16
STRAIGHT​12
CHANGING​15
HANDLING​13
MARRIAGE​11
7 letter words (1438 words)
DIGITAL​9
AGAINST​8
READING​9
RATINGS​8
WARNING​11
LEADING​9
MAILING​10
PLAYING​13
TRADING​9
VILLAGE​11
HEARING​11
TALKING​12
PARKING​14
SAVINGS​11
GRAPHIC​15
VINTAGE​11
SHARING​11
WAITING​11
BANKING​14
CALLING​10
6 letter words (450 words)
RATING​7
MAKING​13
IMAGES​9
HAVING​13
TAKING​11
DATING​8
GUITAR​7
SAYING​10
RACING​9
SIGNAL​7
GAMING​10
GRATIS​7
ADDING​9
EATING​7
SAVING​10
GUINEA​7
ASKING​11
PAYING​12
ACTING​9
FACING​12
5 letter words (103 words)
IMAGE​8
AGAIN​6
MAGIC​10
GIANT​6
CRAIG​8
AGING​7
SIGMA​8
GRAIN​6
GAINS​6
ALIGN​6
CIGAR​8
AMIGA​8
AGILE​6
WIGAN​9
AEGIS​6
GRAIL​6
AMIGO​8
LIANG​6
AGGIE​7
GLIAL​6
4 letter words (20 words)
GAIN​5
GIGA​6
GAIT​5
GILA​5
MAGI​7
YAGI​8
NGAI​5
AIGA​5
GAIR​5
AGIN​5
GLIA​5
GADI​6
GARI​5
IGAD​6
AGIO​5
BIGA​7
RAGI​5
VIGA​8
GAID​6
VAGI​8