Kayne sits next to 5 phonetic neighbors — Kane, Cain, and Lane are the closest matches by sound. Most share Kayne's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"battle, warrior chief"
"handsome, gentle"
"son of Jan (John)"
"garden of God, orchard"
"beginning, origin, creation"
"God strengthens, God will strengthen"
"skilled craftsman with cutting tools"
"fire, blaze (folk association)"
"exalted brother, my brother is high"
"free man"
"small"
"one who works with stone"
"arbitrator, decider"
"increase, wisteria"
"gift from God (popular interpretation)"
"hill, marshland"
"bright, shining one"
"garden of hollies, holly garden"
"from Britain, a Briton"
"modern American coinage (rhyming name family)"
"father holds"
Similar sound: These names share phonetic patterns with Kayne — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Irish Gaelic origins, giving them the same cultural heritage as Kayne.
Rhythm: Kayne is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.