Zaden sits next to 4 phonetic neighbors — Aiden, Zayden, and Jaden are the closest matches by sound. Most share Zaden's American-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"modern invented name"
"of the (invented compound)"
"of the moon, lunar"
"sword"
"tree, oak tree"
"son of Rhys, ardor and enthusiasm"
"cooked rice, meal"
"possible Japanese aesthetic: figure, image"
"well-born, noble"
"noble born"
"beloved of God, beloved of Yahweh"
"possibly from dragon + valley"
"one who lives by rivers"
"God is gracious (from Shawn/Sean)"
"powerful, warrior"
"intelligent, wise"
"strong lord, chief"
"estate of willows"
"shrine maiden (ceremonial)"
"tail, conclusion"
Similar sound: These names share phonetic patterns with Zaden — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have American origins, giving them the same cultural heritage as Zaden.
Rhythm: Zaden is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.