Audin sits next to 3 phonetic neighbors — Audin, Odin, and Arden are the closest matches by sound. Most share Audin's Norse-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"Wealth and friend; prosperous companion"
"noble kind, of noble birth"
"son of the right hand"
"yew warrior (from Ivar)"
"forehead, beautiful countenance"
"God is gracious"
"zen (meditation) + nova (new star) — illuminated new beginning"
"wings, flight"
"star of the sea"
"divine judgment"
"desire for knowledge; seat of learning"
"life, full of life"
"life"
"strong, vigorous"
"one who prevails"
Similar sound: These names share phonetic patterns with Audin — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old Norse origins, giving them the same cultural heritage as Audin.
Rhythm: Audin is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.