Aeron sits next to 3 phonetic neighbors — Aaron, Aron, and Aryn are the closest matches by sound. Most share Aeron's Welsh cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"berry, fruit"
"spear bearer, warrior"
"industrious ruler"
"rock, stone"
"cool, crisp season"
"tile or clay worker"
"wild boar"
"eagle"
"steward; son of the gray man"
"bright, shining warrior"
"Modern invented name; energetic and bold spirit"
"bright; swift"
"place name turned given name"
"Little saint; diminutive form of Santo"
"Of the forest; made of wood"
"descendant of Bibb, a pet form of Isabel"
"Long meadow or clearing in the woods"
Similar sound: These names share phonetic patterns with Aeron — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Proto-Celtic origins, giving them the same cultural heritage as Aeron.
Rhythm: Aeron is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.