Aswin sits next to 5 phonetic neighbors — Ashwin, Aswin, and Edwin are the closest matches by sound. Most share Aswin's Indian-origin cluster, so the rhythm and vowel shape carry across the list.
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"Seventh Hindu calendar month"
"modern invented variant"
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"modern invented name with edgy sound"
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Similar sound: These names share phonetic patterns with Aswin — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Sanskrit origins, giving them the same cultural heritage as Aswin.
Rhythm: Aswin is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.