unbitch

From un- +‎ bitch.

unbitch (third-person singular simple present unbitches, present participle unbitching, simple past and past participle unbitched)

1. (transitive, intransitive, vulgar) To make or become less of or unlike a bitch; make or become unbitchy
   • 1997, John Leguizamo, David Bar Katz, Freak, page 97:

     You can't walk over me anymore. You want this fat ass, well, you can't have it anymore — aha. You made me into a bitch, Fausto, and I'm going to unbitch myself.

   • 2011, Marilyn DeMars, Sunny:

     “Therapy's helping to unbitch me.”

   • 2012, Susan Carlton, Love and Haight, page 14:

     Back in the room, MJ was up and dressed and looking improbably flirty in a crocheted jumper. “Let's find a Tab so I can unbitch.” She flipped her hair around. “And speaking of bitches, sorry for being one last night.”