Koby sits next to 4 phonetic neighbors — Kobe, Coby, and Colby are the closest matches by sound. Most share Koby's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"supplanter, one who follows at the heel"
"young warrior"
"little dark one"
"Lord, have mercy (liturgical)"
"narrow (from Kyle's Gaelic root caol)"
"peace"
"ornament of God"
"settlement by a bird-trap"
"white, blessed"
"cowherd's descendant"
"roe deer forest, deer wood"
"uncle"
"defender of men (short for Alexander)"
"son of Ty (informal)"
"star"
"he enlightens, God enlightens"
"sharp hill, ridge"
"ruler's counsel, powerful advisor"
"modern invented name, no historical meaning"
Similar sound: These names share phonetic patterns with Koby — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Koby.
Rhythm: Koby is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.