Vivaan sits next to 4 phonetic neighbors — Vivan, Ivan, and Avaan are the closest matches by sound. Most share Vivaan's Indian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"full of life, rays of the rising sun"
"one touched by good fortune"
"little king"
"part of parents, beloved portion"
"enlightenment, awakening"
"dark blue, indigo"
"powerful warrior, mighty force"
"light, knowledge"
"divine fragment"
"portion of the divine"
"portion of the storm god"
"blown out, extinguished (of desire)"
"youthful, young, vigorous"
"with balanced purpose"
"auspicious, benevolent"
Similar sound: These names share phonetic patterns with Vivaan — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Sanskrit origins, giving them the same cultural heritage as Vivaan.
Rhythm: Vivaan is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.