Zadok sits next to 4 phonetic neighbors — Zaddock, Sadoc, and Zadoc are the closest matches by sound. Most share Zadok's Hebrew-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"virtuous, upright"
"variant X-spelling of Zane"
"city of art and history"
"bright, splendid"
"victorious"
"bold journey, brave traveler"
"shepherd, sheep herder"
"son of Hugh"
"apparent, visible"
"God hears, gift of God (possible intention)"
"will-helmet (determined guardian)"
"wise guardian warrior (fictional FFX character meaning)"
"new settlement"
"peace/world (via -mir suffix)"
"shining, bright"
"from the hedged land"
"strong oaks, terebinths"
"companion of God"
"healing, remedying"
"wise counsel and army"
"that which is yet to come"
Similar sound: These names share phonetic patterns with Zadok — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Zadok.
Rhythm: Zadok is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.