PHB pg. 285
Vicious Mockery
0-level (Cantrip) Enchantment
Casting Time: 1 Action
Range/Area: 60 Feet
Components: V
Duration: Instantaneous
You unleash a string of insults laced with subtle enchantments at a creature you can see within range. If the target can hear you (though it need not understand you), it must succeed on a Wisdom saving throw or take 1d4 psychic damage and have disadvantage on the next attack roll it makes before the end of its next turn.
At higher levels: This spell's damage increases by 1d4 when you reach 5th level (2d4), 11th level (3d4), and 15th level (4d4).
Available for: Bard