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).
Kali
Kali climbed for decades and has been a steadily popular name ever since. All-time it's been given to 33,438 U.S. babies, the 619th most common name by sound today, peaking at 1,353 in 2019, with 972 in 2025.
Kali has no common alternate spellings by sound.
Rising
Source: U.S. Social Security Administration, “National data” baby-names files (1880–2025).