van·quish (văngkwĭsh, văn-)
tr.v. van·quished, van·quish·ing, van·quish·es
a. To defeat or conquer in battle; subjugate.
b. To defeat in a contest, conflict, or competition. See Synonyms at defeat.
2. To overcome or subdue (an emotion, for example); suppress: "She had had to wrench herself forcibly away from Katharine, and every step vanquished her desire" (Virginia Woolf).
[Middle English vaynquisshen, from Old French vainquir, vainquiss-, from Latin vincere; see weik-3 in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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.