ungive

From un- +‎ give.

ungive (third-person singular simple present ungives, present participle ungiving, simple past ungave, past participle ungiven)

1. (ambitransitive, obsolete) To yield, relax, slacken, give way or loosen.
2. (intransitive, UK dialectal) To melt; thaw.
3. (transitive) To take back something that had been given.
   • 1994, William Diehl, Primal Fear:

     "Impossible," Vail said. "She's going to work at one of the prestige films at the end of this month. She's already given notice!" "Well apparently she ungave it. [...]"

• “ungive”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.