aggravation, n. enhancement, heightening; (Colloq.) [exasperation], provocation, irritation.
aggregate, n. [mass], [whole], total.
aggregation, n. [collection], [accumulation], [mass].
aghast, a. astounded, terrified, dismayed, horror-struck.
agile, a. [nimble], [spry], [active], [lively].
agility, n. spryness, nimbleness, [activity].
agitate, v. [disturb], [shake], [unsettle]; [excite], [perturb], disconcert; [discuss], [consider].
agitation, n. [commotion], [disturbance], [perturbation], [excitement], [flustration], [discomposure], [unrest], [turmoil], estuation; [discussion], ventilation.
agitator, n. incendiary, firebrand.
agree, v. concur, [accord], [chime], acquiesce, [harmonize]; accede, comply, [assent], [consent], [grant]; stipulate, [promise], compromise; [correspond], [coincide], comport, [tally], conform, [match]. Antonyms: [disagree], [differ], higgle, chaffer. See disagree.