Cayne sits next to 4 phonetic neighbors — Cain, Kane, and Zane are the closest matches by sound. Most share Cayne's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"craftsman, smith"
"mine, my own"
"ruling"
"beloved of Yahweh"
"descendant of Bradach (spirited one)"
"little warrior"
"grandchild, descendant"
"beautiful and good"
"son of the devotee of Saint Faolán"
"God will establish (variant of Jacob)"
"bright, enlightened"
"modern invented American name with no traditional etymology"
"bright-headed"
"deep valley dweller"
"grey valley or grey pool (surname origin)"
"son of Rawlin"
"son of the sea, great tide"
"free spirit, small but mighty"
"noble watchman"
"high, exalted"
Similar sound: These names share phonetic patterns with Cayne — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Cayne.
Rhythm: Cayne is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.