22 letter words
OTORHINOLARYNGOLOGICAL​32
21 letter words
NEUROENDOCRINOLOGICAL​27
PSYCHOPHARMACOLOGICAL​43
20 letter words (6 words)
ELECTROPHYSIOLOGICAL​33
MICROPALEONTOLOGICAL​29
NEUROPHARMACOLOGICAL​32
PALEOANTHROPOLOGICAL​30
SEMIAUTOBIOGRAPHICAL​32
SPECTROPHOTOMETRICAL​33
19 letter words (10 words)
CLINICOPATHOLOGICAL​31
DENDROCHRONOLOGICAL​29
GASTROENTEROLOGICAL​23
GLOTTOCHRONOLOGICAL​28
HYDROMETEOROLOGICAL​31
IMMUNOHEMATOLOGICAL​31
IMMUNOHISTOCHEMICAL​35
MICROMETEOROLOGICAL​28
PSYCHOPHYSIOLOGICAL​40
RADIOPHARMACEUTICAL​31
18 letter words (16 words)
ETHNOMUSICOLOGICAL​28
HISTOPHYSIOLOGICAL​32
HYDROMETALLURGICAL​30
IMMUNOCYTOCHEMICAL​36
IMMUNOPATHOLOGICAL​30
LEPIDOPTEROLOGICAL​26
MICROMORPHOLOGICAL​32
NEUROPHYSIOLOGICAL​29
NEUROPSYCHOLOGICAL​31
NONANTHROPOLOGICAL​26
PATHOPHYSIOLOGICAL​34
PHYSIOPATHOLOGICAL​34
PSYCHOBIOGRAPHICAL​38
PSYCHOPATHOLOGICAL​36
SOCIOPSYCHOLOGICAL​33
ULTRAMICROSCOPICAL​28
17 letter words (21 words)
ANTITECHNOLOGICAL​25
BIOMETEOROLOGICAL​24
CHARACTEROLOGICAL​27
ELECTROANALYTICAL​24
ELECTROMECHANICAL​28
HISTOPATHOLOGICAL​28
HISTORIOGRAPHICAL​28
METAPSYCHOLOGICAL​32
NEUROPATHOLOGICAL​25
NEURORADIOLOGICAL​21
NONECCLESIASTICAL​23
OTOLARYNGOLOGICAL​24
PALEOGEOGRAPHICAL​28
PALEOPATHOLOGICAL​27
PARAPSYCHOLOGICAL​32
PHARMACOGNOSTICAL​29
PHYTOGEOGRAPHICAL​34
PHYTOPATHOLOGICAL​33
PHYTOSOCIOLOGICAL​30
PYROMETALLURGICAL​27
16 letter words (26 words)
ANTIHIERARCHICAL​26
ANTIMETAPHYSICAL​28
AUTOBIOGRAPHICAL​26
BIOTECHNOLOGICAL​26
CHRONOBIOLOGICAL​26
DEUTEROCANONICAL​21
ECOPHYSIOLOGICAL​29
ENDOCRINOLOGICAL​22
EPIZOOTIOLOGICAL​30
GEOCHRONOLOGICAL​25
GEOMORPHOLOGICAL​27
METAMATHEMATICAL​27
NONCHRONOLOGICAL​24
NONPHILOSOPHICAL​28
NONPSYCHOLOGICAL​29
OPHTHALMOLOGICAL​29
PHANTASMAGORICAL​26
PHENOMENOLOGICAL​26
PRETECHNOLOGICAL​26
PROSOPOGRAPHICAL​28
15 letter words (114 words)
EPIDEMIOLOGICAL​23
ANTHROPOLOGICAL​23
PHARMACOLOGICAL​27
ELECTROCHEMICAL​26
BIBLIOGRAPHICAL​27
MICROBIOLOGICAL​24
EPISTEMOLOGICAL​22
BACTERIOLOGICAL​22
PHYSICOCHEMICAL​34
PALEONTOLOGICAL​20
NEUROBIOLOGICAL​20
HYDROGEOLOGICAL​26
BIOGEOGRAPHICAL​26
ELECTROSURGICAL​20
NEUROANATOMICAL​19
THERMODYNAMICAL​28
LEXICOGRAPHICAL​32
COUNTERCYCLICAL​26
PARASITOLOGICAL​20
ECCLESIOLOGICAL​22
14 letter words (175 words)
PHARMACEUTICAL​25
ARCHAEOLOGICAL​22
METEOROLOGICAL​19
METHODOLOGICAL​23
ECCLESIASTICAL​20
CLIMATOLOGICAL​21
ALPHANUMERICAL​23
ORNITHOLOGICAL​20
BIOGEOCHEMICAL​26
DERMATOLOGICAL​20
GYNAECOLOGICAL​23
GERONTOLOGICAL​18
PHOTOGRAPHICAL​27
PSYCHOPHYSICAL​34
SOCIOPOLITICAL​20
ESCHATOLOGICAL​22
TERMINOLOGICAL​19
ADRENOCORTICAL​19
HAEMATOLOGICAL​22
HERPETOLOGICAL​22
13 letter words (250 words)
PSYCHOLOGICAL​26
TECHNOLOGICAL​21
PHILOSOPHICAL​25
PHYSIOLOGICAL​24
CHRONOLOGICAL​21
TYPOGRAPHICAL​26
MORPHOLOGICAL​23
PETROCHEMICAL​24
ARCHEOLOGICAL​21
METALLURGICAL​18
TOXICOLOGICAL​25
ASTROPHYSICAL​23
IMMUNOLOGICAL​20
TOPOGRAPHICAL​23
STEREOTYPICAL​20
GYNECOLOGICAL​22
SUPERCRITICAL​19
BIOMECHANICAL​24
PHOTOCHEMICAL​27
ENTOMOLOGICAL​18
12 letter words (253 words)
ALPHABETICAL​21
MATHEMATICAL​21
GEOGRAPHICAL​21
HYPOTHETICAL​25
ASTRONOMICAL​16
BIOGRAPHICAL​22
HIERARCHICAL​22
NEUROLOGICAL​15
GENEALOGICAL​16
SOCIOLOGICAL​17
METAPHYSICAL​24
RADIOLOGICAL​16
PATHOLOGICAL​20
AERONAUTICAL​14
GEOTECHNICAL​20
ASTROLOGICAL​15
HYDROLOGICAL​22
ASYMMETRICAL​21
COSMOLOGICAL​19
MYTHOLOGICAL​23
11 letter words (230 words)
STATISTICAL​13
THEORETICAL​16
THEOLOGICAL​17
EVANGELICAL​17
BIOCHEMICAL​22
IDEOLOGICAL​15
GEOPHYSICAL​22
CYLINDRICAL​19
GRAMMATICAL​18
TOPOLOGICAL​16
CATEGORICAL​16
PEDAGOGICAL​18
SYMMETRICAL​20
IMPRACTICAL​19
GEOMETRICAL​16
BIOPHYSICAL​23
SUBTROPICAL​17
GEOCHEMICAL​21
ONTOLOGICAL​14
PARADOXICAL​23
10 letter words (167 words)
HISTORICAL​15
ELECTRICAL​14
BIOLOGICAL​15
MECHANICAL​19
ANALYTICAL​15
ECOLOGICAL​15
GEOLOGICAL​14
BIOMEDICAL​17
THEATRICAL​15
ECONOMICAL​16
PERIODICAL​15
ANATOMICAL​14
ELLIPTICAL​14
RHETORICAL​15
ECUMENICAL​16
LOGISTICAL​13
LITURGICAL​13
ACOUSTICAL​14
HYSTERICAL​18
ZOOLOGICAL​22
9 letter words (105 words)
TECHNICAL​16
POLITICAL​13
CLASSICAL​13
PRACTICAL​15
IDENTICAL​12
NUMERICAL​13
GRAPHICAL​17
EMPIRICAL​15
BOTANICAL​13
CANONICAL​13
SKEPTICAL​17
SPHERICAL​16
DYNAMICAL​17
WHIMSICAL​19
ILLOGICAL​12
UMBILICAL​15
UNETHICAL​14
SATIRICAL​11
FANATICAL​14
SCEPTICAL​15
8 letter words (63 words)
PHYSICAL​18
CRITICAL​12
CLINICAL​12
CHEMICAL​17
VERTICAL​13
TROPICAL​12
SURGICAL​11
BIBLICAL​14
TACTICAL​12
CLERICAL​12
CERVICAL​15
NAUTICAL​10
MYSTICAL​15
CORTICAL​12
MYTHICAL​18
CYCLICAL​17
ATYPICAL​15
POETICAL​12
VIATICAL​13
METRICAL​12
7 letter words (27 words)
MEDICAL​12
MUSICAL​11
OPTICAL​11
TYPICAL​14
LOGICAL​10
ETHICAL​12
RADICAL​10
MAGICAL​12
TOPICAL​11
LEXICAL​16
CYNICAL​14
LYRICAL​12
HELICAL​12
CONICAL​11
COMICAL​13
METICAL​11
CUBICAL​13
STOICAL​9
VESICAL​12
ANTICAL​9
6 letter words (4 words)
APICAL​10
EPICAL​10
LAICAL​8
PLICAL​10
5 letter words
TICAL​7
PICAL​9