academia academic academician academy Acadia acanthus Acapulco accede accelerate accelerometer accent accentual accentuate accept acceptant acceptor access accessible accession accessory accident accidental accipiter acclaim acclamation acclimate accolade accommodate accompaniment accompanist accompany accomplice accomplish accord accordant accordion accost account accountant accouter Accra accredit accreditate accretion accrual accrue acculturate accumulate accuracy accurate accusation accusative accusatory accuse accustom ace acerbic acerbity acetate acetic acetone acetylene ache achieve Achilles aching achromatic acid acidic acidulous Ackerman Ackley acknowledge acknowledgeable ACM acme acolyte acorn acoustic acquaint acquaintance acquiesce acquiescent acquire acquisition acquisitive acquit acquittal acquitting acre acreage acrid acrobacy acrobat acrobatic acronym acropolis across acrylate acrylic act Actaeon actinic actinide actinium actinolite actinometer activate Acton actor actress actual actuarial actuate acuity acumen acute acyclic ad Ada adage adagio Adair Adam adamant Adamson adapt adaptation adaptive add addend addenda addendum addict Addis Addison addition additive addle address addressee Addressograph adduce Adelaide Adele Adelia Aden adenine adenoma adenosine adept adequacy adequate adhere adherent adhesion adhesive adiabatic adieu adipic Adirondack adjacent adject adjectival adjoin adjoint adjourn adjudge adjudicate adjunct adjust adjutant Adkins Adler administer administrable administrate administratrix admiral admiralty admiration admire admissible admission admit admittance admitted admitting admix admixture admonish admonition ado adobe adolescent Adolph Adolphus Adonis adopt adoption adoptive adore adorn adposition adrenal adrenaline Adrian Adriatic Adrienne adrift adroit adsorb adsorbate adsorption adsorptive adulate adult adulterate adulterous adultery advance advantage advantageous advent adventitious adventure adventurous adverb adverbial adversary adverse advert advertise advice advisable advise advisee advisor advisory advocacy advocate Aegean aegis Aeneas Aeneid aeolian Aeolus aerate aerial Aerobacter aerobic aerodynamic aerogene aeronautic aerosol aerospace Aeschylus aesthete aesthetic afar affable affair affect affectate affectionate afferent affiance affidavit affiliate affine affirm affirmation affirmative affix afflict affluent afford afforest afforestation affricate affront Afghan Afghanistan aficionado afield afire aflame afloat afoot aforementioned aforesaid aforethought afraid afresh Africa afro aft aftereffect afterglow afterimage afterlife aftermath afternoon afterthought afterward afterword again against Agamemnon agate Agatha agave age Agee agenda agent agglomerate agglutinate agglutinin aggravate aggregate aggression aggressive aggressor aggrieve aghast agile aging agitate agleam Agnes Agnew agnomen agnostic ago agone agony agouti agrarian agree agreeable agreeing Agricola agricultural agriculture agrimony ague Agway ah ahead ahem Ahmedabad ahoy aid Aida aide Aides Aiken ail ailanthus aile aileron aim ain't Ainu air airborne aircraft airdrop airedale Aires airfare airfield airflow airframe airlift airline airlock airmail airman airmass airmen airpark airplane airport airspeed airstrip airtight airway airy aisle Aitken ajar Ajax AK Akers akin Akron AL carnation cation cationic cessation citation coeducation collocation commendation compilation complementation computation configuration confirmation conformation confrontation connotation conservation consolation consultation continuation conversation damnation declamation declaration declination deforestation deformation degradation delimitation denotation denudation deportation deprivation deputation detestation dilatation dissertation divination documentation duration equitation exaltation examination excitation exclamation exhortation exhumation expectation experimentation expiration explanation exploitation exploration exportation exultation fermentation fibration flirtation flotation foundation fragmentation habitation impartation implantation implementation importation imputation incantation inclination indentation indignation infestation inflammation inflationary information inhabitation inhalation inspiration installation instillation instrumentation interpretation invitation irrational lamentation libation machination malformation manifestation mensuration miscegenation multiplication nation nationwide observation occupation ornamentation permutation perspiration pigmentation plantation preparation presentation preservation proclamation pronunciation protestation provocation publication purgation quotation rationale reclamation refutation regimentation registration relaxation reparation reputation reservation resignation respiration restoration retardation revelation ruination salutation salvation sedimentation segmentation sequestration siltation solicitation starvation stationarity stationary stationery stationmaster steprelation subrogation supranational taxation temptation transformation transmutation transpiration transplantation transportation trepidation usurpation