12 letter nouns that start with A
We have listed 280 12-letter nouns that start with A for you in this WordMom word list. All these 12-letter nouns starting with A were verified by specialists in the English language.
- abstractness
- abstruseness
- abolitionism
- abolitionist
- absoluteness
- abbreviation
- abrasiveness
- absorptivity
- abortiveness
- abbreviature
- abjudication
- abalienation
- abevacuation
- abirritation
- abjectedness
- ablaqueation
- abligurition
- accumulation
- acquaintance
- acceleration
- accordionist
- acquiescence
- accentuation
- acciaccatura
- accommodator
- accouchement
- acetaldehyde
- acrocyanosis
- actinomycete
- accompanyist
- accouterment
- accoutrement
- achlorhydria
- accurateness
- acknowledger
- acantholysis
- accomplisher
- acromyotonia
- accentuality
- accouplement
- acylglycerol
- achromatopsy
- acrodactylum
- accomplicity
- acephalocyst
- acquiescency
- acroteleutic
- accroachment
- accustomance
- acustumaunce
- adhesiveness
- advisability
- adaptability
- admonishment
- adulteration
- adjudication
- adequateness
- adorableness
- admirability
- administrant
- adaptiveness
- addictedness
- adosculation
- adverbiality
- advocateship
- admonitioner
- adjudicature
- adessenarian
- aerodynamics
- aesthetician
- aeroembolism
- aeromedicine
- aestheticism
- aerosiderite
- aerification
- aethrioscope
- afterthought
- aforethought
- affectedness
- affluentness
- affrightment
- affamishment
- afforciament
- agribusiness
- agreeability
- agamogenesis
- agamogenetic
- agglutinogen
- agglomerator
- agalmatolite
- agnomination
- aggeneration
- agricolation
- ailurophobia
- aircraftsman
- alliteration
- allusiveness
- alphabetiser
- alphabetizer
- alimentation
- alstroemeria
- alterability
- alloantibody
- alienability
- alkaptonuria
- alexipharmic
- aldermanship
- algarrobilla
- almightiness
- allomorphism
- alcaptonuria
- alkalescence
- alkalescency
- alkylbenzene
- alcoholmeter
- albification
- alexipyretic
- altiloquence
- alkalization
- alcoholature
- alexipharmac
- allhallowmas
- amalgamation
- amortization
- ambassadress
- amphitheater
- amphitheatre
- amelioration
- amortisation
- amenableness
- amicableness
- amphidiploid
- amelogenesis
- amygdalotomy
- amphotericin
- aminopherase
- amortizement
- amortisement
- amethopterin
- aminomethane
- amphopeptone
- amphibiology
- amphigenesis
- antediluvian
- announcement
- anticipation
- annunciation
- antimacassar
- antimalarial
- annihilation
- anthropology
- antineutrino
- anaesthetist
- antiaircraft
- antiparticle
- anamorphosis
- anaphrodisia
- anchorperson
- anthropogeny
- anthelmintic
- anencephalia
- angiosarcoma
- antidiuretic
- analphabetic
- antielectron
- androgenesis
- ankylosaurus
- antipruritic
- antifeminism
- anaplasmosis
- antifeminist
- androsterone
- angiogenesis
- anticatalyst
- antidiabetic
- animatronics
- antisemitism
- antherozooid
- antihysteric
- apprehension
- appendicitis
- appropriator
- appurtenance
- apportioning
- appreciation
- appositeness
- appendectomy
- apperception
- appoggiatura
- apparentness
- apiculturist
- apostolicism
- apostolicity
- aplacophoran
- apocalyptist
- appraisement
- aparithmesis
- apostemation
- approachment
- appetibility
- apollinarian
- approximator
- apomecometer
- apomecometry
- aponeurotomy
- appertinance
- appertinence
- aquapuncture
- architecture
- articulation
- artilleryman
- archdeaconry
- aromatherapy
- arthrography
- arsenopyrite
- arthroplasty
- archeologist
- archesporium
- archosaurian
- aristotelian
- architeuthis
- archipallium
- arithmometer
- arborescence
- arborization
- archeopteryx
- araeosystyle
- arccotangent
- archiannelid
- arcubalister
- arrogantness
- arithmomancy
- arthropleura
- artiodactyle
- assimilation
- astonishment
- asphyxiation
- asseveration
- astronautics
- astrophysics
- assassinator
- assibilation
- asynchronism
- astrobiology
- asparaginase
- assuefaction
- assessorship
- astipulation
- assecuration
- ascidiozooid
- assimulation
- atmospherics
- attorneyship
- atorvastatin
- attemperment
- atrabilarian
- attractivity
- attrectation
- atmolyzation
- attemperance
- augmentation
- augmentative
- auscultation
- authenticity
- autoimmunity
- autoantibody
- automobilist
- australasian
- automorphism
- autoinjector
- aurochloride
- autocratship
- aurichalcite
- availability
- avitaminosis
- averruncator
- ayuntamiento
- azathioprine
- azadirachtin
- azithromycin