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).
Amira has been climbing in recent years. All-time it's been given to 45,924 U.S. babies, the 238th most common name by sound today, peaking at 3,423 in 2024, with 3,217 in 2025.
By sound, Amira also includes the spellings Amirah, Ameera, Amyra, Ameerah, Amirrah.