Taran sits next to 4 phonetic neighbors — Taryn, Darian, and Aaron are the closest matches by sound. Most share Taran's Welsh cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"thunder"
"from Bryans land"
"protector of humanity"
"fit, shapely, graceful"
"pearl of wisdom"
"supreme, excellent"
"truth"
"battle, round barrel"
"stone ringfort, castle"
"little poet; philosopher"
"son of Aodh (fire)"
"keen ruler, bold king"
"descendant of Braonán (moisture/sorrow)"
"graceful warrior"
"descendant of the dark-eyed one"
"warrior (via Irish Kane)"
"who is like God?"
"descendant of Brocán (little badger)"
"bright-headed"
"beloved, darling"
Similar sound: These names share phonetic patterns with Taran — 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 Taran.
Rhythm: Taran is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.