accūsō, āre, āvī, ātus [ad + causa], to call to trial, accuse, blame.
ācer, ācris, ācre, comp. ācrior, sup. ācerrimus, adj., sharp, bitter, piercing; keen, eager, vigorous, fierce.
acerbē [acerbus, bitter], adv., bitterly, cruelly, severely.
acerbitās, ātis [acerbus, bitter], f., harshness, severity, unkindness.
acētum, ī [cf. ācer], n., vinegar.
aciēs, ēī [cf. ācer], f., a sharp point of a sword or dagger; a battle line (conceived of as a sword point); battle.
ācriter, comp. ācrius, sup. ācerrimē [ācer], adv., sharply, spiritedly, fiercely, grievously.
Actiacus, adj., of or at Actium.
Actium, ī, n., a promontory and town in Epirus, near which, in 31 B.C., Octavianus defeated Antony and Cleopatra in a naval battle.
ad, prep. with accus.; (1) of place, to, towards, to the house of, at, near; (2) of time, up to, towards, until, at; (3) of purpose, to, in order to, for, for the sake of; (4) of other relations, according to, at. In composition, it = to, towards, and also denotes addition and intensity.