15 letter adjectives
We have listed 383 15-letter adjectives for you in this WordMom word list. All these 15-letter adjectives were verified by specialists in the English language.
- anthropomorphic
- anthropocentric
- anthropological
- atherosclerotic
- asclepiadaceous
- anthropophagous
- antepenultimate
- amphitheatrical
- achondroplastic
- acculturational
- anticholinergic
- anticlimactical
- accommodational
- anthropogenetic
- acknowledgeable
- abdominovesical
- autoschediastic
- amaryllidaceous
- anticoagulative
- antiaphrodisiac
- antiperistaltic
- autofluorescent
- antiscorbutical
- amphiarthrodial
- angiospermatous
- amphibiological
- anthropotomical
- antiparalytical
- acetabuliferous
- antihemorrhagic
- antihydrophobic
- alcoholmetrical
- antimagistrical
- architectonical
- bacteriological
- bibliographical
- boustrophedonic
- biogeographical
- basidiomycetous
- bacteriophagous
- brachydactylous
- bibliothecarial
- brachycephalous
- batrachophagous
- branchiostegous
- biantheriferous
- contemporaneous
- circumferential
- confrontational
- counterbalanced
- cardiopulmonary
- cerebrovascular
- cryptographical
- consubstantiate
- crossopterygian
- centrosymmetric
- configurational
- conceptualistic
- chromatographic
- churrigueresque
- contraclockwise
- communicational
- cytophotometric
- circumforaneous
- circumnavigable
- convolvulaceous
- coinstantaneous
- cosignificative
- circumscribable
- chronogrammatic
- circumscriptive
- czechoslovakian
- corticoafferent
- corticoefferent
- caprifoliaceous
- countermandable
- circumlocutious
- countertrippant
- circumesophagal
- countertripping
- contradictional
- campylospermous
- disproportional
- disadvantageous
- distinguishable
- disenfranchised
- discombobulated
- dissatisfactory
- dolichocephalic
- decompositional
- disassimilative
- dorsibranchiate
- disaffectionate
- disquisitionary
- dermobranchiate
- dromaeognathous
- epidemiological
- entrepreneurial
- electromagnetic
- extracurricular
- epistemological
- expressionistic
- electronegative
- exhibitionistic
- electrophoretic
- electropositive
- electrochemical
- extralinguistic
- enantiomorphous
- excrementitious
- edriophthalmous
- eudaemonistical
- ecclesiological
- experimentative
- echinodermatous
- encyclopediacal
- extraprovincial
- extradictionary
- eleutheromaniac
- experimentarian
- extrafoliaceous
- epistolographic
- endolymphangial
- gynandromorphic
- glossographical
- gastropneumatic
- hypochondriacal
- hypercatalectic
- hypersensitised
- hypersensitized
- hypophosphorous
- heterodactylous
- hypocrystalline
- hendecasyllabic
- heterometabolic
- hydrosulphurous
- holocrystalline
- hypocrateriform
- hyperoxygenized
- heterogangliate
- hypercarbureted
- hyperoxygenated
- hardfavoredness
- hydrencephsloid
- haematinometric
- intercollegiate
- impressionistic
- individualistic
- inconsequential
- interchangeable
- interscholastic
- insurrectionary
- incommensurable
- incommunicative
- immunodeficient
- incomprehensive
- immunocompetent
- insignificative
- indisciplinable
- interclavicular
- interfascicular
- imprescriptible
- infundibuliform
- interambulacral
- interstratified
- idiosyncratical
- irreprehensible
- intransmissible
- isoperimetrical
- improvisatorial
- interjectionary
- interphalangeal
- inapprehensible
- intralinguistic
- intrasentential
- indeprehensible
- inunderstanding
- isosulphocyanic
- isothermobathic
- isobathythermic
- inauthoritative
- jurisprudential
- kaleidoscopical
- lexicographical
- lophobranchiate
- lexicostatistic
- liechtensteiner
- laryngotracheal
- logarithmetical
- leucophlegmatic
- lithophosphoric
- misappropriated
- microelectronic
- monounsaturated
- musculoskeletal
- micrometeoritic
- macrencephalous
- margaritiferous
- mephistophelean
- mephistophelian
- menispermaceous
- materialistical
- monochlamydeous
- monosymmetrical
- mesaticephalous
- mandibulofacial
- myelencephalous
- maxilloturbinal
- miscarriageable
- nonprofessional
- nonprescription
- nontransferable
- noninflammatory
- nonintellectual
- noncommissioned
- nonintersecting
- neuroanatomical
- neurobiological
- nonhierarchical
- noncommunicable
- noncontributing
- noncontributory
- nonenterprising
- noneffervescent
- noninflectional
- nonpsychoactive
- nonrecreational
- neoclassicistic
- nonslaveholding
- omnidirectional
- opisthognathous
- organographical
- odontostomatous
- omphalomesaraic
- oppositifolious
- orthodoxastical
- osteopterygious
- parliamentarian
- plenipotentiary
- parasympathetic
- pharmacological
- polyunsaturated
- pulchritudinous
- paleontological
- physicochemical
- parthenogenetic
- photomechanical
- photoconductive
- photoelectrical
- polycrystalline
- protozoological
- particularistic
- prognosticative
- plumbaginaceous
- phantasmagorial
- pulmobranchiate
- psychrometrical
- pergamentaceous
- plagiostomatous
- predeterminable
- philanthropical
- poikilothermous
- pneumatological
- physiographical
- pseudepigraphic
- procrastinatory
- proinflammatory
- parelectronomic
- pamprodactylous
- preterimperfect
- palatopterygoid
- perilymphangial
- persulphocyanic
- quinquevalvular
- quadrigenarious
- quadragenarious
- quinquarticular
- quinquedentated
- quinquefoliated
- radiotelephonic
- recrementitious
- rationalistical
- retrogenerative
- straightforward
- semitransparent
- sadomasochistic
- spectroscopical
- supernaturalist
- servomechanical
- semiterrestrial
- sympathomimetic
- sociobiological
- sociolinguistic
- stereographical
- supersensitised
- supersensitized
- substitutionary
- selenographical
- semicrystalline
- stoichiological
- semitranslucent
- stratigraphical
- spermatogenetic
- superacidulated
- siderographical
- semiperspicuous
- supraclavicular
- supracretaceous
- supradecompound
- suprafoliaceous
- supercretaceous
- superparticular
- sesquiduplicate
- semiamplexicaul
- subconjunctival
- supranaturalist
- sesquitertianal
- subpodophyllous
- supersphenoidal
- thermodynamical
- transgressional
- tectibranchiate
- tarsometatarsal
- transpositional
- theosophistical
- tetrabranchiate
- tetrasyllabical
- thalamocortical
- tentaculiferous
- traveshamockery
- terebratuliform
- tetrahexahedral
- theophilosophic
- technicological
- thermosystaltic
- trancscendental
- triacontahedral
- uncomprehending
- unsubstantiated
- unsophisticated
- unexceptionable
- uncomplimentary
- undemonstrative
- unreconstructed
- unsportsmanlike
- unaccommodating
- unobjectionable
- undistinguished
- underprivileged
- uncommunicative
- unpronounceable
- uncontroversial
- unprepossessing
- unparliamentary
- unconscientious
- unselfconscious
- unknowledgeable
- unchallengeable
- unascertainable
- uncompassionate
- ungentlemanlike
- unstatesmanlike
- uncomprehensive
- unargumentative
- uncompartmented
- uncontaminating
- unconsequential
- universological
- umbraculiferous
- uncontroversory
- vasoconstrictor
- vespertilionine
- vicissitudinary
- vicissitudinous
- vesicoprostatic
- visceroskeletal
- vertebrarterial
- weatherboarding
- wittgensteinian
- xanthochromatic
- zoophytological
- zoogeographical
- zincongraphical