Karlie sits next to 4 phonetic neighbors — Carla, Carly, and Marlie are the closest matches by sound. Most share Karlie's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"free woman"
"pure"
"sky blue"
"sailor, sea person"
"dear, beloved"
"friend, companion"
"born at dawn, of the light"
"bright one, torch"
"Jewish woman (via Judith/Yehudit)"
"fair-haired hero"
"pleasant, agreeable"
"noble kind"
"from Rome, Roman; the Anatolian"
"blissful, from Elysium"
"to flourish, to thrive"
"moonlight, halo around the moon"
"of the Aryan/Indo-Iranian people"
"anointed one"
"gods will, divine wonder"
"reed clearing, cleared wood"
"good victory"
Similar sound: These names share phonetic patterns with Karlie — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Germanic origins, giving them the same cultural heritage as Karlie.
Rhythm: Karlie is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.