Thorin sits next to 4 phonetic neighbors — Dorin, Corin, and Florin are the closest matches by sound. Most share Thorin's Scandinavian cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"bold, daring (thunder-bold)"
"traveler of peace"
"Zion variant, promised land"
"selected, chosen one"
"oracle, mouth of brass"
"from Scotland, a Scotsman"
"modern blended name"
"from the dale, valley dweller"
"from Airelle (a place in Normandy, France)"
"land of Eoghan (Owen)"
"Yahweh has given"
"beloved, dear one"
"vigilant in battle"
"ruler of the sea"
"cross, crossroads"
"stone worker (via Mason)"
"cypress tree"
"black gemstone (fossilized wood)"
"He has given (divine gift)"
"messenger of God"
"famous through noble birth"
Similar sound: These names share phonetic patterns with Thorin — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old Norse origins, giving them the same cultural heritage as Thorin.
Rhythm: Thorin is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.