A past tense and a past participle of bereave.
a. Deprived of something: They are bereft of their dignity.
b. Lacking something needed or expected: "Today's graduates seem keenly aware that the future is bereft of conventional expectations" (Bruce Weber).
2. Suffering the death of a loved one; bereaved: the bereft parents.
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.