Rhaenyra sits next to 4 phonetic neighbors — Rayneera, Ranira, and Rhiannon are the closest matches by sound. Most share Rhaenyra's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"invented Valyrian name, no literal meaning"
"fair warrior, white hero"
"paradise, garden of heaven"
"other, foreign"
"dweller near the reed meadow"
"courageous, spirited"
"white, fair, blessed"
"precious, gem-like"
"slender and fair"
"attainer, achiever"
"born at Christmas"
"beautiful Mia"
"olive tree, peace"
"heavenly, of the sky"
"night"
"shining with glory"
"harmony, handsome"
"ash tree settlement"
"alert, watchful in battle"
"modern invented blended name"
"entire, complete"
Similar sound: These names share phonetic patterns with Rhaenyra — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Fictional (George R.R. Martin) origins, giving them the same cultural heritage as Rhaenyra.
Rhythm: Rhaenyra is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.