prudence

n. 谨慎，小心

provisional, provisionally, provisions, proviso, provisory, provocation, provocative, provocatively, provoke, provoking, provost, prow, prowess, prowl, prowler, proximate, proximity, proximo, proxy, prude, prudent, prudery, Prudhoe Bay, prudish, prudishly, prudishness, prune, pruning, pruning-hook, prurience, prurient, pruriently, Prussian, Prussian blue, prussic acid, pry, prying, PS, psalm, psalmist,