Mordenkainen's Lost Notebook

Vocalize

2-level Transmutation

Duration: Concentration, up to 1 minute You touch a spellcasting creature. For the duration, the creature can cast spells that require a verbal component without having to speak.
At higher levels: At higher levels: When you cast this spell using a spell slot of 4th level or higher, you can touch and affect one additional creature for every two slot levels above 2nd.