Inisha sits next to 5 phonetic neighbors — Anisha, Nisha, and Inisha are the closest matches by sound. Most share Inisha's Indian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"night, dark beauty"
"birthday of the Lord, born at Christmas"
"Caribbean variant of Jan/Jean lineage"
"graceful, beautiful bird"
"most holy, very pure"
"goodness, benevolence, charitable"
"Twin; one born with another"
"truthful one"
"torch, shining light"
"American invented name; possibly related to Tamara (date palm) via ..."
"prosperous, lively (creative blend of Aqua and Aisha)"
Similar sound: These names share phonetic patterns with Inisha — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Sanskrit origins, giving them the same cultural heritage as Inisha.
Rhythm: Inisha is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.