How to read the band →
Solid line = floor (spellings that unambiguously belong to the group). Shaded band up to the dashed edge = ceiling (the most it could reach if every ambiguous spelling counted here).
Hezekiah
Hezekiah has stayed fairly steady in American naming for generations. All-time it's been given to 11,296 U.S. babies, the 958th most common name by sound today, peaking at 641 in 2024, with 635 in 2025.
By sound, Hezekiah also includes the spellings Hezekiyah.
Rising