I might have made a snide comment at lunch and Debra said "Angela, stop being vituperative." I looked at her in confusion; having never heard of the word she spoke.
[vahy-too-per-uh-tiv, -puh-rey-tiv, -tyoo-, vi-]
characterized by or of the nature of vituperation: vituperative remarks.
1. abusive language or venomous censure
2. the act of vituperating