Emryn sits next to 4 phonetic neighbors — Emery, Emrys, and Emlyn are the closest matches by sound. Most share Emryn's Welsh cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"immortal, divine"
"red-haired king"
"radiant, gleaming"
"archer, warrior of the yew"
"high prominence, brow"
"invented name (no traditional meaning)"
"God has remembered"
"keeper of the keys"
"hawk, falcon"
"immortal"
"from Dyce, Aberdeenshire"
"great tide, sea current"
"raven"
"son of Roderick"
"of the elm tree, smooth stream"
Similar sound: These names share phonetic patterns with Emryn — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek via Latin origins, giving them the same cultural heritage as Emryn.
Rhythm: Emryn is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.