Caution :: Caution (n.) A careful attention to the probable effects of an act, in order that failure or harm may be avoided; prudence in regard to danger; provident care; wariness..
Precaution :: Precaution (n.) Previous caution or care; caution previously employed to prevent mischief or secure good; as, his life was saved by precaution..
Precaution :: Precaution (n.) A measure taken beforehand to ward off evil or secure good or success; a precautionary act; as, to take precautions against accident..
Precaution :: Precaution (v. t.) To warn or caution beforehand.
Precaution :: Precaution (v. t.) To take precaution against.