12 letter adjectives that start with A and contain O

We have listed 167 12-letter adjectives that start with A and contain O for you in this WordMom word list. All these 12-letter adjectives starting with A and contain O were verified by specialists in the English language.

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  • absolutistic
  • abolitionary
  • aberrational
  • abbreviatory
  • absentaneous
  • accompanying
  • accomplished
  • acknowledged
  • accusatorial
  • actinometric
  • acceleratory
  • achlamydeous
  • acidophilous
  • accretionary
  • achlorhydric
  • acanthaceous
  • achromatinic
  • acroamatical
  • accommodable
  • acutifoliate
  • acrocephalic
  • accompanable
  • accompletive
  • accustomable
  • advantageous
  • adventitious
  • adjudicatory
  • adscititious
  • adaptational
  • adversarious
  • adelocodonic
  • adenographic
  • admonitorial
  • adenological
  • adenophorous
  • aeronautical
  • aetiological
  • aeromechanic
  • aerostatical
  • aetheogamous
  • aforethought
  • affectionate
  • agglomerated
  • agamogenetic
  • agrobiologic
  • agrostologic
  • altitudinous
  • allotropical
  • algometrical
  • aliethmoidal
  • albuminoidal
  • alcohometric
  • ameliorating
  • ameliorative
  • ambidextrous
  • amygdaloidal
  • amphitropous
  • amentiferous
  • ambitionless
  • amelioratory
  • amenorrhoeal
  • amenorrhoeic
  • ampullaceous
  • amphicoelous
  • amphictyonic
  • amphistomous
  • amygdaliform
  • amphicarpous
  • amphicoelian
  • amianthiform
  • ambulatorial
  • anticipatory
  • antagonistic
  • anticyclonic
  • anaerobiotic
  • annunciatory
  • antistrophic
  • angiocarpous
  • anemographic
  • anthropoidal
  • antimonopoly
  • anorexigenic
  • anthophilous
  • androgenetic
  • annexational
  • anemophilous
  • anthophagous
  • anachronical
  • antisepalous
  • antinational
  • anthocarpous
  • anthological
  • antonomastic
  • anchoretical
  • anguilliform
  • antifriction
  • antimicrobic
  • antipetalous
  • annihilatory
  • anisogametic
  • angiostomous
  • antiknocking
  • antimoniated
  • antihypnotic
  • antipodagric
  • angiosporous
  • anisosthenic

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  • approachable
  • appropriable
  • apothegmatic
  • apparitional
  • appositional
  • apocynaceous
  • apochromatic
  • appreciatory
  • apodeictical
  • apogeotropic
  • apologetical
  • apoplectical
  • apostematous
  • approachless
  • apollinarian
  • aphorismatic
  • aphoristical
  • aristocratic
  • archdiocesan
  • argillaceous
  • archegoniate
  • arthropodous
  • arthrosporic
  • archesporial
  • articulatory
  • archosaurian
  • aristotelian
  • aristotelean
  • araeosystyle
  • archaeologic
  • archilochian
  • artocarpeous
  • arundiferous
  • aristophanic
  • arseniferous
  • areometrical
  • arrenotokous
  • arreptitious
  • arbitrarious
  • arrhaphostic
  • astrological
  • astronomical
  • asymptomatic
  • asynchronous
  • assimilatory
  • ascomycetous
  • aspirational
  • asparaginous
  • asseveratory
  • atheromatous
  • atheological
  • auscultatory
  • autochthonal
  • autochthonic
  • autodidactic
  • authorizable
  • autocratical
  • austronesian
  • autosemantic
  • avitaminotic

12 letter adjectives that start with