27 letter words
ELECTROENCEPHALOGRAPHICALLY​47
25 letter words
IMMUNOELECTROPHORETICALLY​41
24 letter words (6 words)
DICHLORODIFLUOROMETHANES​39
ELECTROCARDIOGRAPHICALLY​40
ELECTROENCEPHALOGRAPHERS​39
ELECTROENCEPHALOGRAPHIES​39
MICROELECTROPHORETICALLY​40
OVERINTELLECTUALIZATIONS​38
23 letter words (5 words)
CARBOXYMETHYLCELLULOSES​47
DICHLORODIFLUOROMETHANE​38
ELECTROENCEPHALOGRAPHER​38
ELECTROENCEPHALOGRAPHIC​40
OVERINTELLECTUALIZATION​37
22 letter words (15 words)
CARBOXYMETHYLCELLULOSE​46
CONSTITUTIONALIZATIONS​33
COUNTERCOUNTERMEASURES​28
COUNTERINTERPRETATIONS​26
COUNTERREVOLUTIONARIES​27
ELECTROENCEPHALOGRAPHS​37
ELECTROENCEPHALOGRAPHY​40
ELECTROPHYSIOLOGICALLY​38
ENCEPHALOMYOCARDITISES​37
KERATOCONJUNCTIVITIDES​41
KERATOCONJUNCTIVITISES​40
OTORHINOLARYNGOLOGICAL​32
OVERCOMMERCIALIZATIONS​42
PHOSPHOGLYCERALDEHYDES​46
SPECTROPHOTOMETRICALLY​38
21 letter words (35 words)
ACETYLCHOLINESTERASES​31
ADRENOCORTICOSTEROIDS​27
ADRENOCORTICOTROPHINS​31
ANTIFERROMAGNETICALLY​32
CLINICOPATHOLOGICALLY​36
COMPARTMENTALIZATIONS​38
CONSTITUTIONALIZATION​32
CONTEMPORANEOUSNESSES​27
COUNTERCOUNTERMEASURE​27
COUNTERDEMONSTRATIONS​26
COUNTERINTERPRETATION​25
DENDROCHRONOLOGICALLY​34
ELECTROCARDIOGRAPHIES​32
ELECTROENCEPHALOGRAMS​33
ELECTROENCEPHALOGRAPH​36
ELECTROMYOGRAPHICALLY​39
ELECTRORETINOGRAPHIES​29
HYPERCHOLESTEROLEMIAS​36
MENINGOENCEPHALITIDES​32
MICROMINIATURIZATIONS​36
20 letter words (88 words)
ACETYLCHOLINESTERASE​30
ADRENOCORTICOSTEROID​26
ADRENOCORTICOTROPHIC​32
ADRENOCORTICOTROPHIN​30
ADRENOCORTICOTROPINS​27
ANTHROPOCENTRICITIES​29
ANTICONSERVATIONISTS​25
BACTERIOCHLOROPHYLLS​37
CHEMOTHERAPEUTICALLY​37
CHLOROFLUOROMETHANES​33
COMPARTMENTALIZATION​37
CONTRADISTINGUISHING​28
CONVENTIONALIZATIONS​34
COUNTERDEMONSTRATING​26
COUNTERDEMONSTRATION​25
COUNTERDEMONSTRATORS​25
COUNTERMOBILIZATIONS​35
COUNTERREVOLUTIONARY​28
COUNTERSURVEILLANCES​27
COUNTERTRANSFERENCES​27
19 letter words (161 words)
ACCOMMODATIVENESSES​31
ADRENOCORTICOTROPIC​28
ADRENOCORTICOTROPIN​26
ANGIOCARDIOGRAPHIES​29
ANTHROPOCENTRICALLY​31
ANTHROPOMORPHICALLY​36
ANTICHOLINESTERASES​24
ANTICONSERVATIONIST​24
ANTIDESERTIFICATION​25
ANTIVIVISECTIONISTS​27
BACTERIOCHLOROPHYLL​36
BOURGEOISIFICATIONS​27
CHARACTEROLOGICALLY​32
CHLOROFLUOROCARBONS​31
CHLOROFLUOROMETHANE​32
CHROMATOGRAPHICALLY​37
CHROMOLITHOGRAPHERS​35
CHROMOLITHOGRAPHIES​35
CHROMOLITHOGRAPHING​36
CINEMATOGRAPHICALLY​34
18 letter words (232 words)
ADENOCARCINOMATOUS​25
AEROTHERMODYNAMICS​31
AGAMMAGLOBULINEMIC​30
ANGIOCARDIOGRAPHIC​30
ANTHROPOCENTRICITY​30
ANTICHOLINESTERASE​23
ANTICOMMERCIALISMS​28
ANTICOUNTERFEITING​24
ANTIDISCRIMINATION​23
ANTIVIVISECTIONIST​26
ARCHAEOASTRONOMIES​25
AUSTRALOPITHECINES​25
AUTOBIOGRAPHICALLY​31
BACTERIORHODOPSINS​28
BIOCOMPATIBILITIES​28
BOURGEOISIFICATION​26
BUREAUCRATIZATIONS​31
CANTANKEROUSNESSES​24
CHLOROFLUOROCARBON​30
CHLORTETRACYCLINES​30
17 letter words (414 words)
ACCOMMODATIONISTS​26
ACCOMMODATIVENESS​29
ACCOUNTABLENESSES​23
ACRIMONIOUSNESSES​21
AEROTHERMODYNAMIC​30
ALLEGORICALNESSES​20
ANACHRONISTICALLY​27
ANGIOCARDIOGRAPHY​30
ANTHROPOCENTRISMS​26
ANTHROPOLOGICALLY​28
ANTICOMMERCIALISM​27
ANTICONSERVATIONS​22
ANTIFERROMAGNETIC​25
ANTIMISCEGENATION​22
ANTIREDUCTIONISMS​22
ANTIREDUCTIONISTS​20
ANTISCHIZOPHRENIA​36
ANTISCHIZOPHRENIC​38
ANTITECHNOLOGICAL​25
APPROACHABILITIES​28
16 letter words (634 words)
ACANTHOCEPHALANS​28
ACCLIMATIZATIONS​31
ACCOMMODATIONIST​25
ACCOUNTABILITIES​22
ACCUSTOMEDNESSES​23
ACETOPHENETIDINS​24
ACKNOWLEDGEMENTS​29
ADENOCARCINOMATA​23
ADRENALECTOMIZED​31
AEROELASTICITIES​18
ALUMINOSILICATES​20
ANTAGONISTICALLY​22
ANTHROPOCENTRISM​25
ANTIAPHRODISIACS​24
ANTIARISTOCRATIC​20
ANTICARCINOGENIC​23
ANTICHOLINERGICS​24
ANTICOLONIALISMS​20
ANTICOLONIALISTS​18
ANTICONGLOMERATE​21
15 letter words (1801 words)
RECOMMENDATIONS​22
CONGRATULATIONS​18
CONFIDENTIALITY​24
SYNCHRONIZATION​32
ACCOMPLISHMENTS​28
ELECTROMAGNETIC​22
ACKNOWLEDGEMENT​28
CLASSIFICATIONS​22
ACKNOWLEDGMENTS​28
DIVERSIFICATION​24
TRANSCRIPTIONAL​19
RECONSIDERATION​18
EPIDEMIOLOGICAL​23
MUSCULOSKELETAL​23
TECHNOLOGICALLY​26
DISSATISFACTION​21
INTERCOLLEGIATE​18
ANTHROPOLOGICAL​23
PHARMACOLOGICAL​27
CHRONOLOGICALLY​26
14 letter words (2554 words)
COMMUNICATIONS​22
SPECIFICATIONS​23
IDENTIFICATION​20
CLASSIFICATION​21
RECOMMENDATION​21
DISCRIMINATION​19
AUTHENTICATION​19
QUALIFICATIONS​28
ACCOMMODATIONS​23
CONSTITUTIONAL​16
CONSIDERATIONS​17
ACCOUNTABILITY​23
CONCENTRATIONS​18
CARDIOVASCULAR​22
CONFIGURATIONS​20
ELECTRONICALLY​21
RECONCILIATION​18
ARCHAEOLOGICAL​22
CERTIFICATIONS​21
NANOTECHNOLOGY​23
13 letter words (3324 words)
COMMUNICATION​21
ACCOMMODATION​22
DOCUMENTATION​18
ANNOUNCEMENTS​17
CONFIGURATION​19
AUTOMATICALLY​20
MISCELLANEOUS​17
PARTICIPATION​19
CERTIFICATION​20
CONSIDERATION​16
CONSOLIDATION​16
SPECIFICATION​22
COLLABORATION​17
CONCENTRATION​17
FUNCTIONALITY​21
COMPATIBILITY​24
PSYCHOLOGICAL​26
COLLABORATIVE​20
INSTRUCTIONAL​15
TECHNOLOGICAL​21
12 letter words (3846 words)
APPLICATIONS​18
PUBLICATIONS​18
CONTEMPORARY​21
CONSERVATION​17
ENCYCLOPEDIA​22
COMPENSATION​18
TRANSACTIONS​14
CONSULTATION​14
SATISFACTION​17
NOTIFICATION​17
COLLECTABLES​18
INCORPORATED​17
CHAMPIONSHIP​26
ASSOCIATIONS​14
CONSERVATIVE​20
EXPECTATIONS​23
ANNOUNCEMENT​16
CONVERSATION​17
IMPLICATIONS​18
CONVENTIONAL​17
11 letter words (3997 words)
ACCESSORIES​15
APPLICATION​17
PERFORMANCE​20
ASSOCIATION​13
CORPORATION​15
EDUCATIONAL​14
PUBLICATION​17
COMBINATION​17
ATTRACTIONS​13
TRANSACTION​13
COMFORTABLE​20
INTERACTION​13
CONSULTANTS​13
COOPERATION​15
ACQUISITION​22
CONTRACTORS​15
COORDINATOR​14
SCHOLARSHIP​21
COMMUNICATE​19
CONTINENTAL​13
10 letter words (3752 words)
CATEGORIES​13
COMMERCIAL​18
ASSOCIATED​13
BACKGROUND​20
ASSOCIATES​12
HISTORICAL​15
FUNCTIONAL​15
DICTIONARY​16
ACCOUNTING​15
COMPLIANCE​18
COMPARISON​16
COMPATIBLE​18
RECREATION​12
CONTAINING​13
IMPORTANCE​16
ACCORDANCE​17
DEMOCRATIC​17
CONTRACTOR​14
CALCULATOR​14
BIOLOGICAL​15
9 letter words (3075 words)
EDUCATION​12
COMPANIES​15
CORPORATE​13
POLITICAL​13
ACCORDING​15
LOCATIONS​11
ASSOCIATE​11
OFFICIALS​17
CONTAINED​12
SECONDARY​15
ANNOUNCED​12
AUTOMATIC​13
CONTRACTS​13
HARDCOVER​18
CHOCOLATE​16
ENCOURAGE​12
CATALOGUE​12
CLASSROOM​13
DEMOCRACY​19
CHARLOTTE​14
8 letter words (1921 words)
LOCATION​10
CATEGORY​14
OFFICIAL​16
CONTRACT​12
APPROACH​17
CONTAINS​10
VACATION​13
COLORADO​11
COVERAGE​14
ACCOUNTS​12
HARDCORE​14
AUCTIONS​10
CONTACTS​12
COMPARED​15
FORECAST​13
CREATION​10
VICTORIA​13
CONSTANT​10
CATHOLIC​15
REACTION​10
7 letter words (1027 words)
CONTACT​11
COMPANY​16
ACCOUNT​11
COMPARE​13
LOCATED​10
COMMAND​14
CATALOG​10
AUCTION​9
ACTIONS​9
FACTORS​12
CONTAIN​9
FACTORY​15
OPTICAL​11
COMPACT​15
ALCOHOL​12
ORGANIC​10
ROMANCE​11
CARTOON​9
CASINOS​9
ACROBAT​11
6 letter words (408 words)
ACTION​8
SOCIAL​8
ACROSS​8
CASINO​8
FACTOR​11
CARBON​10
ORACLE​8
COMBAT​12
LOCATE​8
ACTORS​8
CANYON​11
ATOMIC​10
ANCHOR​11
SCOTIA​8
COLLAR​8
LOCALE​8
VOCALS​11
COATED​9
CANNON​8
ACCORD​11
5 letter words (138 words)
LOCAL​7
COAST​7
CANON​7
OCEAN​7
COACH​12
COSTA​7
ACTOR​7
CAROL​7
MACRO​9
CARGO​8
VOCAL​10
CORAL​7
CHAOS​10
OSCAR​7
FOCAL​10
BACON​9
COBRA​9
COATS​7
CANOE​7
COCOA​9
4 letter words (24 words)
COAT​6
COAL​6
CIAO​6
COLA​6
COCA​8
TACO​6
COMA​8
CAMO​8
COAX​13
CHAO​9
PACO​8
ARCO​6
ORCA​6
CODA​7
CAPO​8
LOCA​6
SOCA​6
ALCO​6
ACRO​6
OCTA​6
3 letter words
OCA​5