Tulsen sits next to 5 phonetic neighbors — Tolsen, Coulson, and Tulsa are the closest matches by sound. Most share Tulsen's Scandinavian cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"son of Tule"
"choice, selection, that which is chosen"
"great chief, mighty lord"
"little battle, warrior spirit"
"free man"
"God has remembered"
"the new house"
"lord of the rocks; from Tyre (ancient Phoenician city)"
"strong, valiant"
"from Pacy-sur-Eure"
"ruler, one who rules"
"strong lord"
"renowned in the land"
"one who bakes (occupational surname)"
"rhythmically invented name"
"Mann's people, son of the man"
"captain, governor"
"beautiful, good"
"modern American compound of Jah (God) + Shawn"
"raised by God, established by YHWH"
"from Devon, poet"
Similar sound: These names share phonetic patterns with Tulsen — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Scandinavian origins, giving them the same cultural heritage as Tulsen.
Rhythm: Tulsen is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.