Kaylene sits next to 4 phonetic neighbors — Kayleen, Pauline, and Arlene are the closest matches by sound. Most share Kaylene's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"pure one (Katherine) + gracious (Helen)"
"ash tree meadow"
"God has helped, Yahweh is my help"
"goodness, bounty"
"promised by God"
"from the marshes"
"grace, favor"
"beloved, wished-for child"
"son of Carr, marsh dweller"
"gracious, dear, beloved (Slavic root 'mil')"
"modern coinage"
"my father is noble"
"blind, dim-sighted"
"noble, royal"
"beam of light"
"little sky, of the heavens"
"dedicated to Mars, martial"
"creative feminine form, unique identity"
"sea, ocean"
"short form of Nicholas/Nicola"
"like coral, sea-born beauty"
Similar sound: These names share phonetic patterns with Kaylene — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have American blend origins, giving them the same cultural heritage as Kaylene.
Rhythm: Kaylene is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.