Arush sits next to 3 phonetic neighbors — Arash, Arush, and Arun are the closest matches by sound. Most share Arush's Indian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"First ray of the sun; the reddish light of dawn"
"new, sky (nav element)"
"long life, vitality, lifespan"
"one who follows the divine path"
"excellent, the best, superior"
"share of the brave"
"courage, bravery"
"auspicious, pure"
"son of Kartikey, the god of war"
"desiring, wishing"
"happy devotee of Shiva"
"brave, heroic"
"all-pervading, the preserver"
"cherished part of the heart"
"natural, spontaneous, effortless"
"rule, kingdom, sovereignty"
"single portion, one part"
Similar sound: These names share phonetic patterns with Arush — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Sanskrit origins, giving them the same cultural heritage as Arush.
Rhythm: Arush is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.