Synonyms and related words :
acute, anticipant, anticipatory, apperceptive, appercipient, argute, astute, clairvoyant, cogent, discerning, divinatory, farseeing, farsighted, forehanded, foreknowing, foreseeing, foresighted, forethoughtful, incisive, intuitive, longheaded, longsighted, penetrating, perceptive, percipient, perspicacious, perspicuous, piercing, precautional, precautionary, precautious, precognitive, precognizant, prepared, prescient, provident, providential, provisional, prudent, ready, sagacious, trenchant, understanding