Precaution. Foresight, prudence, forethought, providence, wariness, care.
Ant. Thoughtlessness, improvidence, carelessness, imprudence.
Precedent, n. Example, antecedent, case, instance, pattern, authority, warrant.
Precept. Commandment, law, injunction, mandate, rule, direction, principle, maxim; doctrine, dogma; order; instruction.
Ant. Hint, suggestion, allusion, insinuation, prompting, impulse, instigation.
Precise. Accurate, exact, correct, definite, scrupulous, punctilious, particular, nice, formal; explicit, terse.
Ant. Inaccurate, inexact, incorrect, heedless, careless, incautious, implicit, ambiguous, circumlocutory, loose, vague, informal, unceremonious.
Predatory. Plundering, pillaging, ravaging, rapacious, marauding.
Ant. Protecting, guarding, watching, keeping, sheltering, shielding, saving.
Predestination. Fate, necessity, foreknowledge, foreordination.