Wonnie sits next to 5 phonetic neighbors — Winnie, Bonnie, and Connie are the closest matches by sound. Most share Wonnie's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"blessed, fair, white"
"modern invented name, possibly related to traveler"
"maiden, girl"
"beam of light"
"ornament, adornment"
"Beautiful"
"linden tree valley"
"reborn"
"mistress, lady of the house"
"satiated city, fertile place"
"joyful spirit"
"black drink crier, one who shouts at the sacred ceremony"
"brave counsel, bold advisor"
Similar sound: These names share phonetic patterns with Wonnie — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Welsh via Winifred origins, giving them the same cultural heritage as Wonnie.
Rhythm: Wonnie is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.