Tallulah sits next to 3 phonetic neighbors — Lula, Delilah, and Lulah are the closest matches by sound. Most share Tallulah's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"leaping water"
"famous warrior (heil + wīg)"
"counsel, protection"
"warrior woman (modern interpretation)"
"star, celestial body"
"cart driver, transporter"
"party, folk gathering with music"
"calming, soothing (by association with the herb)"
"honey bee"
"dark, rich (possibly referring to the dark Adriatic waters)"
"my father is joy"
"my God is Yahweh, the Lord is my God"
"torch, radiant"
"dark one, descendant of the dark one"
"Cyneburg's field, royal forest clearing"
"dark-complexioned"
"fragrant vine"
"jaybird; modern melodic invention"
"pearl"
"ivy plant, climbing vine"
"moon goddess"
Similar sound: These names share phonetic patterns with Tallulah — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Choctaw origins, giving them the same cultural heritage as Tallulah.
Rhythm: Tallulah is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.