Torsten sits next to 4 phonetic neighbors — Thorsten, Torben, and Carsten are the closest matches by sound. Most share Torsten's German-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"Thor's stone"
"joined, attached"
"happy, fortunate, blessed"
"short form of Arnold (eagle ruler)"
"home ruler, power of the home"
"experienced in rule"
"brave as a bear, bold bear"
"greatest conqueror"
"anointed one who carries"
"rich in friendship"
"venerable, revered"
"archer"
"treasurer, keeper of treasure"
"Frankish man"
"beloved one"
"maker of cauldrons and cookware"
Similar sound: These names share phonetic patterns with Torsten — 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 Torsten.
Rhythm: Torsten is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.