Eredin sits next to 4 phonetic neighbors — Brendan, Aiden, and Eridan are the closest matches by sound. Most share Eredin's Fantasy-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"fictional villain name from The Witcher"
"descendant, heritage"
"descendant of Freyr, little lord"
"little iron one, iron-hearted"
"freedom, rights document"
"noble guardian"
"bearer of Christ"
"duty, obligation"
"From the boar meadow; ever-lasting meadow"
"creative combination"
"young attendant, page boy"
"lion"
"He is my God"
"one who grows, rises, flourishes"
"winding stream, crooked well"
"possibly derived from jet (black gemstone) or speed"
Similar sound: These names share phonetic patterns with Eredin — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Fantasy origins, giving them the same cultural heritage as Eredin.
Rhythm: Eredin is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.