Shaila sits next to 4 phonetic neighbors — Sheila, Shyla, and Shayla are the closest matches by sound. Most share Shaila's Indian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"mountain, rocky height"
"high, exalted"
"pure, clear"
"sapphire; dark blue"
"radiant, shining"
"peaceful, secure"
"melted, dissolved (as in love)"
"goddess Parvati"
"kindness, benevolence, care"
"purity, grace"
"tender feeling, care"
"eternal, everlasting"
"meditative peace"
"God's gift; long-lived"
"ray of light, luminous beam"
"elevated, high, noble"
"celestial being"
Similar sound: These names share phonetic patterns with Shaila — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Sanskrit origins, giving them the same cultural heritage as Shaila.
Rhythm: Shaila is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.