Arnav sits next to 3 phonetic neighbors — Arjun, Arnab, and Kiran are the closest matches by sound. Most share Arnav's Indian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"ocean, sea, flowing water"
"one who glorifies through remembrance"
"of Shiva, belonging to Shiva"
"one who has attained liberation"
"born of a water pot"
"living water, strength"
"one who shapes or carves"
"victory of the Guru"
"ether, the fifth element"
"pleasant, beautiful"
"lord, prince"
"bearer of auspiciousness"
"unstruck divine sound"
"vital energy, good health"
"brave warrior, fighter"
Similar sound: These names share phonetic patterns with Arnav — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Sanskrit origins, giving them the same cultural heritage as Arnav.
Rhythm: Arnav is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.