12 letter words that start with A

We have listed 415 12-letter words that start with A for you in this WordMom word list. All these 12-letter words starting with A were verified by specialists in the English language.

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  • abstractedly
  • abstractness
  • abstruseness
  • abolitionism
  • abolitionist
  • absoluteness
  • abbreviation
  • abstemiously
  • abrasiveness
  • absentminded
  • absorptivity
  • absquatulate
  • absolutistic
  • abolitionary
  • aberrational
  • absinthiated
  • aboriginally
  • abortiveness
  • abbreviatory
  • abbreviature
  • abjudication
  • abalienation
  • abevacuation
  • abolitionize
  • abirritation
  • abirritative
  • abjectedness
  • ablaqueation
  • abligurition
  • absentaneous
  • accidentally
  • accumulation
  • accumulative
  • accompanying
  • accomplished
  • acoustically
  • acquaintance
  • acceleration
  • accordionist
  • acquiescence
  • accentuation
  • academically
  • acknowledged
  • acciaccatura
  • accusatorial
  • actinometric
  • accommodator
  • accelerative
  • acceleratory
  • accouchement
  • acetaldehyde
  • achlamydeous
  • acrocyanosis
  • actinomycete
  • accompanyist
  • acidophilous
  • accouterment
  • accoutrement
  • accretionary
  • achlorhydria
  • achlorhydric
  • accurateness
  • acanthaceous
  • acknowledger
  • acantholysis
  • achromatinic

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  • adhesiveness
  • administrate
  • advisability
  • adaptability
  • admonishment
  • adjectivally
  • adulterating
  • adulteration
  • adjudication
  • adjudicative
  • advantageous
  • adequateness
  • additionally
  • adorableness
  • adventitious
  • adjudicatory
  • admirability
  • adscititious
  • adulterously
  • adaptational
  • adventureful
  • adverbialize
  • administrant
  • adaptiveness
  • addictedness
  • adjunctively
  • addlebrained
  • adosculation
  • adverbiality
  • adminiculary
  • adversarious
  • adelocodonic
  • adambulacral
  • advocateship
  • admonitioner
  • adenographic

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  • aerodynamics
  • aeronautical
  • aetiological
  • aesthetician
  • aeroembolism
  • aeromechanic
  • aeromedicine
  • aestheticism
  • aerosiderite
  • aerostatical
  • aerification
  • aethrioscope
  • aetheogamous
  • afterthought
  • aforethought
  • affectionate
  • affectedness
  • afflictively
  • affluentness
  • aftershafted
  • affrightedly
  • affrightment
  • affrontingly
  • afghanistani
  • affinitative
  • affamishment
  • afforciament
  • afrikanerize
  • agricultural
  • agglomerated
  • agribusiness
  • aggressively
  • agreeability
  • agamogenesis
  • agamogenetic
  • agglutinogen
  • agrobiologic
  • agrostologic
  • agglomerator
  • agalmatolite
  • agnomination
  • aggeneration
  • agricolation
  • ailurophobia
  • aircraftsman
  • aircondition
  • alliteration
  • alliterative
  • allusiveness
  • alphabetical
  • alphabetised
  • alphabetiser
  • alphabetized
  • alphabetizer
  • alphanumeric
  • alimentation
  • alstroemeria
  • alterability
  • alloantibody
  • altitudinous
  • alimentative
  • alphamerical
  • allotropical
  • alienability
  • alkaptonuria
  • alexipharmic
  • aldermanlike
  • aldermanship
  • algarrobilla
  • almightiness
  • allomorphism
  • alcaptonuria
  • algometrical
  • alchemically
  • alkalescence
  • alkalescency
  • alkalimetric
  • alkylbenzene
  • alcoholmeter
  • albification
  • alexipyretic
  • alexiterical

Read all 12 letter words that start with AL Menu close button

  • amalgamation
  • amortization
  • ambassadress
  • amphitheater
  • amphitheatre
  • ameliorating
  • amelioration
  • ameliorative
  • ambidextrous
  • amortisation
  • amateurishly
  • amenableness
  • amygdaloidal
  • amphitropous
  • amalgamative
  • amentiferous
  • ambitionless
  • amicableness
  • amphidiploid
  • amelioratory
  • amelogenesis
  • amphibiously
  • amenorrhoeal
  • amygdalotomy
  • amenorrhoeic
  • amphotericin
  • amphiblastic
  • ampullaceous
  • amphicoelous
  • amphictyonic
  • aminopherase
  • amortizement
  • amphistomous
  • amygdaliform
  • amortisement
  • amethopterin

Read all 12 letter words that start with AM Menu close button

  • anathematize
  • antediluvian
  • announcement
  • anatomically
  • anticipation
  • anticipatory
  • annunciation
  • anaesthetize
  • antimacassar
  • antimalarial
  • antagonistic
  • antipathetic
  • antithetical
  • annihilating
  • annihilation
  • analytically
  • anthropology
  • anathematise
  • anticyclonic
  • antineutrino
  • anaesthetist
  • antiaircraft
  • antiparticle
  • anarchically
  • anencephalic
  • antecedently
  • antediluvial
  • anamorphosis
  • anticipative
  • antemeridian
  • anaerobiotic
  • annunciatory
  • anaglyphical
  • anaphrodisia
  • anaesthetise
  • antistrophic

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  • apprehension
  • apprehensive
  • appendicitis
  • approachable
  • appropriator
  • appurtenance
  • apportioning
  • appreciation
  • appreciative
  • appositeness
  • appendectomy
  • appendicular
  • apperception
  • apostrophize
  • appropriable
  • apothegmatic
  • appoggiatura
  • apparentness
  • apparitional
  • appositional
  • apocynaceous
  • apperceptive
  • apostrophise
  • apiculturist
  • appositively
  • apochromatic
  • apocryphally
  • appreciatory
  • apodeictical
  • apostolicism
  • apostolicity
  • apogeotropic
  • apologetical
  • aplacophoran
  • apoplectical
  • apocalyptist

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  • aquicultural
  • aquacultural
  • aquapuncture
  • aristocratic
  • architecture
  • arithmetical
  • articulately
  • articulation
  • artificially
  • artilleryman
  • artistically
  • archdiocesan
  • archipelagic
  • argillaceous
  • archdeaconry
  • aromatherapy
  • arthrography
  • arsenopyrite
  • archetypical
  • articulative
  • archegoniate
  • arthroplasty
  • arthropodous
  • archeologist
  • arthrosporic
  • archesporial
  • archesporium
  • articulatory
  • archosaurian
  • arrhythmical
  • aristotelian
  • architeuthis
  • archipallium
  • aristotelean
  • arithmometer
  • arborescence
  • arborization
  • archeopteryx
  • archetypally

Read all 12 letter words that start with AR Menu close button

  • astrological
  • assimilating
  • assimilation
  • astronomical
  • astonishment
  • asphyxiation
  • asseveration
  • asymmetrical
  • asymptomatic
  • asynchronous
  • astronautics
  • astrophysics
  • assassinated
  • asphyxiating
  • assimilative
  • assimilatory
  • assassinator
  • assibilation
  • asynchronism
  • ascomycetous
  • astrobiology
  • asparaginase
  • astringently
  • assuefaction
  • assessorship
  • asseverative
  • aspirational
  • astipulation
  • asparaginous
  • assecuration
  • astonishedly
  • asseveratory
  • ascidiozooid
  • assimulation
  • attitudinize
  • attributable
  • attitudinise
  • attractively
  • atmospherics
  • atheromatous
  • attorneyship
  • atorvastatin
  • atheological
  • attemperment
  • atrabilarian
  • attractivity
  • attrectation
  • atmolyzation
  • attemperance
  • augmentation
  • augmentative
  • auscultation
  • authenticate
  • authenticity
  • autoimmunity
  • auspiciously
  • auscultatory
  • autochthonal
  • autoantibody
  • autochthonic
  • automobilist
  • autodidactic
  • australasian
  • autogenously
  • autoptically
  • authorizable
  • autocratical
  • automorphism
  • austronesian
  • autoinjector
  • autosemantic
  • aurochloride
  • autocratship
  • aurichalcite
  • availability
  • avariciously
  • avitaminosis
  • avitaminotic
  • averruncator
  • avifaunistic
  • ayuntamiento
  • azathioprine
  • azadirachtin
  • azithromycin

12 letter words that start with