Word of Radiance
Burning radiance erupts from you in a 5-foot Emanation. Each creature of your choice that you can see in it must succeed on a Constitution saving throw or take 1d6 Radiant damage.
Cantrip Upgrade. The damage increases by 1d6 when you reach levels 5 (2d6), 11 (3d6), and 17 (4d6).
Word of Radiance 5.5e 2024 vs. 5e 2014 edition differences
The 2014 version affects creatures within 5 feet, requiring a saving throw, with damage increasing at levels 5, 11, and 17. The 2024 version emanates from the caster within 5 feet, with the same damage progression, but the range is now an emanation rather than a fixed range, and the damage is described as radiant.