Jenisa sits next to 3 phonetic neighbors — Janessa, Marissa, and Vanessa are the closest matches by sound. Most share Jenisa's Welsh/Hebrew-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"God is gracious (via Jennifer)"
"distinguished, notable"
"honey bee"
"God is gracious"
"beam of light, torch"
"God is gracious"
"original American creation (likely influenced by names meaning God ..."
Similar sound: These names share phonetic patterns with Jenisa — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Welsh/Hebrew origins, giving them the same cultural heritage as Jenisa.
Rhythm: Jenisa is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.