13 Letter Adjectives Starting with A

This list gathers 203 English 13 letter adjectives that start with A, such as Architectural, Authoritative, Authoritarian, Accommodating, Antibacterial, Antihistamine and Antiterrorism. Use the sorting controls below to organize entries by length, or consult our adjective grammar guide to check adjective order and comparative rules.

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Starts with AB4 words
abortifacient
abstentionist
abyssopelagic
abstractional
Starts with AC8 words
accommodating
accommodative
acquisitional
acculturative
actinomorphic
actinomycotic
acotyledonous
acidimetrical
Starts with AD13 words
adventuresome
adaptationist
administrable
administerial
adventuristic
advantageable
additamentary
adiaphoristic
adelomorphous
adscriptitius
adipoceriform
adenocancroid
adenophyllous
Starts with AE4 words
aerodigestive
aeroballistic
aerotechnical
aerographical
Starts with AF
1 words
affectionless
Starts with AG6 words
agglutinative
agglomerative
aggregational
aggradational
agroterrorist
agamospermous
Starts with AL9 words
allopolyploid
allochthonous
allelomorphic
aluminiferous
alphabetarian
alchemistical
alphabetiform
alepocephalid
alisphenoidal
Starts with AM11 words
ambassadorial
amphitheatric
amphiprostyle
amplificatory
amphisbaenian
amphistomatic
amphitheatral
amarantaceous
amphistomatal
amphitrichous
amygdalaceous
Starts with AN24 words
antibacterial
antihistamine
antiterrorism
antimicrobial
anticlimactic
anachronistic
anthropogenic
antipsychotic
anticlockwise
anticoagulant
anticommunist
antiapartheid
antinarcotics
antiterrorist
antiparasitic
antipollution
antisubmarine
anticorporate
anticorrosive
antidiarrheal
antipersonnel
antichristian
antireligious
antispasmodic
Starts with AP10 words
appropriative
approximative
apportionable
apprehensible
aphrodisiacal
appellational
applicational
appendiculate
aphanipterous
apheliotropic
Starts with AR13 words
architectural
argumentative
arachnophobic
arteriovenous
architectonic
arbitrational
archidiaconal
argentiferous
archipelagian
archaeometric
argilliferous
arundinaceous
arthrosporous
Starts with AS7 words
associational
astrophysical
ascertainable
astronautical
astrochemical
astrometrical
astacological
Starts with AT
2 words
attributional
atmospherical
Starts with AU8 words
authoritative
authoritarian
autochthonous
autocatalytic
autocephalous
autographical
autopolyploid
autecological

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