A person who is excessively concerned with propriety or modesty, especially in sexual matters.
[French, back-formation (influenced by prudent, prudent) from prud'homme, preudhomme, man of merit, virtuous man (from Old French prozdome, preud'ome : proz, preu, valiant, virtuous from Vulgar Latin *prōdis, from Latin prōde, advantageous; see PROUD + de, of + home, man) or obsolete French preudefemme, woman of merit, virtuous woman (from Old French prodefemme, formed from femme, woman, on the model of prozdome, preud'ome, man of merit).]
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Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.