Heleni sits next to 4 phonetic neighbors — Helena, Eleni, and Helene are the closest matches by sound. Most share Heleni's Greek-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"torch, shining light"
"God is gracious (from Jean/Jane lineage)"
"possibly related to Ursula (little bear)"
"brave, daring"
"cliff town"
"God leads, divine light"
"invented name, possibly gift of God"
"soul, spirit"
"watcher, one who sees clearly"
"very swift"
"Combination of Nova (new, exploding star) + the suffix -leen"
"honey, sweetness"
"chromium element, shiny metal"
"branch, horn"
"lovely, beautiful, delightful"
"mankind, human being"
"modern invented name, possibly echoing Zoe (life) with X-prefix drama"
"attractive, pleasant, beautiful"
Similar sound: These names share phonetic patterns with Heleni — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Heleni.
Rhythm: Heleni is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.