v. ag·o·nized, ag·o·niz·ing, ag·o·niz·es
1. To suffer mental anguish or worry about something: agonized over the difficult decision.
2. To suffer extreme pain: The explorers agonized in the hot sun.
To cause great pain or anguish to. See Synonyms at afflict.
[Medieval Latin agōnizāre, from Greek agōnizesthai, to struggle, from agōn, contest; see AGONY.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 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.