your·self (yr-sĕlf, yôr-, yər-)
1. That one identical with you:
a. Used reflexively as the direct or indirect object of a verb or as the object of a preposition: Did you buy yourself a gift?
b. Used for emphasis: You yourself were certain of the facts.
c. Used in an absolute construction: In office yourself, you helped push the bill along.
2. Your normal or healthy condition: Are you feeling yourself again? See Usage Note at myself.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 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.