Dove sits next to 3 phonetic neighbors — Dave, Dove, and Cove are the closest matches by sound. Most share Dove's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"dove bird, symbol of peace"
"serpent, twin (from coatl)"
"brave journey"
"watchful, alert"
"trace, impression, mark left behind"
"the little one"
"sheep"
"true, genuine; from the Norman place Ver"
Similar sound: These names share phonetic patterns with Dove — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English origins, giving them the same cultural heritage as Dove.
Rhythm: Dove is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.