Describes something that serves to vindicate.
Su actitud vindicatoria no le permitió mantener amistades duraderas, dado que siempre buscaba venganza.
His vindictive attitude did not allow him to maintain lasting friendships, since he was always seeking revenge.
Su actitud vindicatoria lo llevó a tomar decisiones impulsivas que afectaron a todos a su alrededor.
His vindictive attitude led him to make impulsive decisions that affected everyone around him.