Lenisha sits next to 4 phonetic neighbors — Denisha, Tanisha, and Lenora are the closest matches by sound. Most share Lenisha's Greek via Helen/Lena-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"torch, bright light"
"follower of Christ"
"Moon goddess; lunar deity"
"creative American compound name"
"device for capturing images"
"Pearl of wisdom"
"of great abundance, how much (from Latin quantus)"
"Creative blend of Keisha (life) and -ana (grace)"
"lakeside beauty"
Similar sound: These names share phonetic patterns with Lenisha — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek via Helen/Lena origins, giving them the same cultural heritage as Lenisha.
Rhythm: Lenisha is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.