Nazanin sits next to 4 phonetic neighbors — Nazaneen, Yasmin, and Jasmine are the closest matches by sound. Most share Nazanin's Persian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"darling, beloved, sweetheart"
Similar sound: These names share phonetic patterns with Nazanin — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Persian origins, giving them the same cultural heritage as Nazanin.
Rhythm: Nazanin is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.