Gift of Gab

2nd-level enchantment

Casting Time: 1 reaction, which you take when you speak to another creature
Range: Self
Components: V, S, M (2 gold coins, which is consumed as tax for using the spell)
Duration: Instantaneous

When you cast this spell, you skillfully reshape the memories of listeners in your immediate area, so that each creature of your choice within 5 feet of you forgets everything you said within the last 6 seconds. Those creatures then remember that you actually said the words you speak as the verbal component of the spell.

Spells by Class:

Artificer Spells
Bard Spells
Cleric Spells
Druid Spells
Paladin Spells
Ranger Spells
Sorcerer Spells
Warlock Spells
Wizard Spells

Spells by School of Magic:

Abjuration Spells
Conjuration Spells
Divination Spells
Enchantment Spells
Evocation Spells
Illusion Spells
Necromancy Spells
Transmutation Spells