Thorne sits next to 5 phonetic neighbors — Thor, Thornton, and Stone are the closest matches by sound. Most share Thorne's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"thorn, prickly plant"
"stunned, dazzled"
"of the shade, of the shelter"
"white, blessed + friend"
"powerful person, dynamic one"
"gentle, lenient"
"descendant of Bibb, a pet form of Isabel"
"Modern invented name; energetic and bold spirit"
"asked for, requested of God"
"spear bearer, warrior"
Similar sound: These names share phonetic patterns with Thorne — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English origins, giving them the same cultural heritage as Thorne.
Rhythm: Thorne is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.