Lorelei sits next to 4 phonetic neighbors — Loreley, Lorelai, and Loretta are the closest matches by sound. Most share Lorelei's German-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"murmuring rock, ambush rock"
"sweet one, related to honey"
"the heavens"
"clean, unsullied"
"dark complexioned, shadowy"
"God is gracious"
"of noble kind"
"flourishing, prosperous"
"born eighth, eighth child"
"favored by Yahweh"
"melody, air (musical term)"
"son/child of Kenneth (the handsome)"
"crowned one"
"the winter season"
"fragrant vine"
"to gaze, to behold"
"light, illumination"
"friend, companion"
"fair one"
"settlement by the leek garden"
"maiden, young woman"
Similar sound: These names share phonetic patterns with Lorelei — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Celtic/Germanic origins, giving them the same cultural heritage as Lorelei.
Rhythm: Lorelei is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.