Anis sits next to 4 phonetic neighbors — Anis, Ennis, and Anas are the closest matches by sound. Most share Anis's Arabic-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"companion, close friend"
"the sublime one"
"from Sebaste (via Sebastian)"
"light, splendor, radiance"
"beloved, friend"
"flourishing, long-lived"
"universal ruler"
"Just, fair; half moon"
"helper, one who assists"
"sun, throne"
"brightness, radiance, splendor"
"truthful, sincere"
"savior, redeemer"
"the excellent one"
"one who has not been defeated"
"on the right side, auspicious"
"strong as a camel"
"dwelling places, abodes"
"devoted, pious"
"great, exalted (via Kabir influence)"
Similar sound: These names share phonetic patterns with Anis — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Arabic origins, giving them the same cultural heritage as Anis.
Rhythm: Anis is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.