prudent

a.谨慎的
精明的，节俭的

Synonyms:
1. sensible. 2. economical, thrifty, frugal.

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