Cailey sits next to 5 phonetic neighbors — Kaylee, Kayleigh, and Hailey are the closest matches by sound. Most share Cailey's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"slender, graceful"
"prosperous, fortunate"
"Yahweh is gracious"
"one who understands, expert"
"complete, pure"
"clearing near the water"
"valiant, courageous"
"feminine form of Riel (God is my guard)"
"long journey, epic voyage"
"tenth month (in original Roman calendar)"
"noble kind"
"follower of Demeter"
"the cherished one"
"peace"
"strength and beauty"
"royal woodland clearing"
"place of glaciers and fire"
"crowned with laurel, victorious"
"bird, sun"
"old friend, trusted companion"
Similar sound: These names share phonetic patterns with Cailey — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old Irish origins, giving them the same cultural heritage as Cailey.
Rhythm: Cailey is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.