Leila sits next to 3 phonetic neighbors — Layla, Lila, and Lyla are the closest matches by sound. Most share Leila's Arabic-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"night, dark beauty"
"caring, solicitude"
"fragrant gift"
"perfect, unblemished"
"Arbiter, judge"
"sublime, high, exalted"
"exalted, sublime"
"from the town of Brielle"
"star"
"movement, to shake"
"beloved, exalted"
"Jerusalem (poetic)"
"my God is an oath"
"play, amusement"
"dwelling, abode"
"adornment, ornament"
Similar sound: These names share phonetic patterns with Leila — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Arabic origins, giving them the same cultural heritage as Leila.
Rhythm: Leila is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.