Coby sits next to 3 phonetic neighbors — Koby, Cody, and Kobe are the closest matches by sound. Most share Coby's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"supplanter, one who replaces another"
"belonging to God"
"wealthy protector"
"deer people (from Devon)"
"son of the fortunate one"
"badger settlement"
"rim of a shield"
"huckleberry berry plant"
"from the burnt clearing"
"from the moon"
"cellar keeper, wine steward"
"priest's meadow, clearing"
"variant of Lakin: small play, sport"
"descendant of the black-haired one"
"modern invented variant of Zayd"
"powerful (alternative interpretation)"
"from the Roman gens Terentia"
"high place, hill top"
"the Persian"
"son of Adam"
"wooded land"
Similar sound: These names share phonetic patterns with Coby — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Coby.
Rhythm: Coby is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.