Eyvone sits next to 4 phonetic neighbors — Yvonne, Evonne, and Simone are the closest matches by sound. Most share Eyvone's French-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"yew wood"
"dear one, beloved"
"Sorrowful one, broken-hearted"
"sweet baked treat"
"defender of men"
"old river; ancient one"
"blessed friend, holy and peaceful"
"garden of God, vineyard"
"plain, fertile flatland"
"Royal Hill, King's Mountain"
"creative coinage combining Mon- (advisor) and -ella (beautiful)"
"queen, regal grace"
"Beloved"
"peace"
"iris flower"
Similar sound: These names share phonetic patterns with Eyvone — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Germanic via French origins, giving them the same cultural heritage as Eyvone.
Rhythm: Eyvone is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.