Eryan sits next to 5 phonetic neighbors — Erin, Aryan, and Ryan are the closest matches by sound. Most share Eryan's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"little king, kingly (from Ryan)"
"lake colony settlement"
"pearl (via Scottish Maisie/Margaret)"
"friend; ally"
"God has helped, divine helper"
"dried flower bud of the clove tree"
"lover, sweetheart"
"place of happiness"
"snow"
"the younger one"
"Variant of Theia; Greek Titan goddess of sight and the sky, mother ..."
"fisherman"
"thornbush clearing"
Similar sound: These names share phonetic patterns with Eryan — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Irish origins, giving them the same cultural heritage as Eryan.
Rhythm: Eryan is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.