Soma sits next to 3 phonetic neighbors — Samar, Roma, and Soren are the closest matches by sound. Most share Soma's Indian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"body"
"old river; slow-flowing water"
"noble estate"
"craftsman, carpenter"
"goat (Greek mythology - Aegeon)"
"world, universe"
"priceless one, highly praiseworthy"
"an extremely large, uncountable number; boundless"
"wealthy, possessing good"
"boar strength, hardy"
"near the barns, barn keeper"
"from the valley"
"dawn, morning"
"one who follows"
Similar sound: These names share phonetic patterns with Soma — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Sanskrit origins, giving them the same cultural heritage as Soma.
Rhythm: Soma is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.