Alannah sits next to 3 phonetic neighbors — Alana, Hannah, and Savannah are the closest matches by sound. Most share Alannah's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"beautiful, lovely"
"variant of Nyla: champion, achiever"
"navigator of the sea"
"divine, majestic (lani = heavenly royalty)"
"twinflower (Linnaea borealis)"
"lion of God"
"complete and lake-pure"
"faithfulness, devotion, allegiance"
"other Aenor, foreign honor"
"gold"
"yew wood, archer"
"God is gracious"
"miracle of God"
"orange tree (variant of Alani)"
"a precious green gemstone prized for protection and luck"
"star of the sea"
"queen of the gods"
"city of Odysseus"
"barrel maker, cask maker"
"graceful, beautiful"
"young ceremonial attendant"
Similar sound: These names share phonetic patterns with Alannah — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Irish Gaelic origins, giving them the same cultural heritage as Alannah.
Rhythm: Alannah is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.