Elayne sits next to 5 phonetic neighbors — Elaine, Elayna, and Elena are the closest matches by sound. Most share Elayne's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"bright, shining light, torch"
"Hawaiian deity, sacred power"
"pledged to God, God is my oath"
"night rain"
"the sky, the heavens"
"shining, bright"
"pledge, oath"
"just, righteous, upright"
"blessed, fair one"
"new, renewed"
"modern American creation; jade-colored stone"
"God is gracious"
"modern invented blend name"
"to speak kindly, to order"
"from God, divine light"
"exalted, rising, ascending"
"alive and well"
"son of Hugh, child of heart and spirit"
"hero, champion"
"life, to breathe, to live"
"elf ruler, magical power"
Similar sound: These names share phonetic patterns with Elayne — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek via Old French origins, giving them the same cultural heritage as Elayne.
Rhythm: Elayne is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.