Salty (5e Feat)
From D&D Wiki
Prerequisites: Charisma 13 or higher
Ever just wanted to just shout out a racial blur toward that Drow in the corner of a room or to taunt an enemy? Well now you can and leave an impact in the form of psychic damage.
You learn the vicious mockery cantrip. You can cast this cantrip as a bonus action. Charisma is your spellcasting ability for this cantrip. Upon taking this feat you learn the vicious mockery cantrip and can cast it as a bonus action.