Hailey sits next to 3 phonetic neighbors — Hayley, Haley, and Haleigh are the closest matches by sound. Most share Hailey's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"hay meadow, hay clearing"
"flat plain"
"new"
"peace, fruitfulness"
"life"
"noble"
"free woman"
"rose flower, the plant"
"peaceful, tranquil place"
"may Jehovah add"
"bright, shining light"
"exalted, lofty, sublime"
"shelter, sanctuary"
"goddess of wisdom and warfare"
"weary, delicate, languid"
"descendant of the young warrior"
"dark beauty"
"breath, to breathe"
"wished for child"
"grace, favor"
"wisdom, intelligence, reason"
Similar sound: These names share phonetic patterns with Hailey — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English place name (haeg + leah) origins, giving them the same cultural heritage as Hailey.
Rhythm: Hailey is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.