Lulu sits next to 4 phonetic neighbors — Lola, Lila, and Luna are the closest matches by sound. Most share Lulu's Arabic-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"pearl; precious gem"
"worthy, deserving"
"torch, bright one"
"gazelle (by association)"
"God is gracious (Anna component)"
"new, bright star"
"moon"
"light"
"oak tree"
"light"
"lake clearing"
"poetry, motto"
"moonlight, cool radiance"
"modern invented extension of Quinn"
"pearl"
"one strength, unique strength"
"paradise, spiritual aspiration"
"new, fresh, little new thing"
"birch meadow"
"victory of the people"
"small; humble"
Similar sound: These names share phonetic patterns with Lulu — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Arabic origins, giving them the same cultural heritage as Lulu.
Rhythm: Lulu is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.