Vadie sits next to 3 phonetic neighbors — Sadie, Hattie, and Madie are the closest matches by sound. Most share Vadie's Gothic-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"wading, crossing water"
"settlement on a cliff"
"possibly related to Ursula (little bear)"
"bright meadow"
"red, reddish"
"gift of God"
"well-born, noble (from Eugenia)"
"color, lustrous metallic finish"
"attractive, pleasant, beautiful"
"rosy-cheeked, bright"
"Combination of Nova (new, exploding star) + the suffix -leen"
"beautiful, she (mi + elle)"
"modern invented name, possibly echoing Zoe (life) with X-prefix drama"
"pure, clean"
"flower; blooming"
"lovely, beautiful, delightful"
Similar sound: These names share phonetic patterns with Vadie — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Gothic origins, giving them the same cultural heritage as Vadie.
Rhythm: Vadie is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.