You hurl a bubble of acid at a point within range where it bursts.

All creatures in a 5-foot-radius sphere must succeed on a Dexterity saving throw or take 2d4 acid damage.

Cantrip Scaling. This spell’s damage increases by 2d4 when you reach 5th level (4d4), 11th level (6d4), and 17th level (8d4).