Zadie sits next to 3 phonetic neighbors — Sadie, Zoey, and Zara are the closest matches by sound. Most share Zadie's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"princess, noblewoman"
"praise, glorification"
"resolute guardian"
"beautiful Mary"
"named after the city, place of red rocks"
"venerable, consecrated"
"captivating, a noose"
"from the River Sionann (goddess of wisdom)"
"follower of Christ (via Christiana/Tatiana)"
"pear tree"
"good oak"
"high tower"
"farmer, earth worker"
"tender, delicate"
"abundant, fertile land"
"storm"
"lake (from -lynn element)"
"light, bright"
"Irish form of Cecilia"
"meadow, clearing"
"hare's woodland clearing (via Harley)"
Similar sound: These names share phonetic patterns with Zadie — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Zadie.
Rhythm: Zadie is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.