Lillianna sits next to 5 phonetic neighbors — Liliana, Lilianna, and Lilliana are the closest matches by sound. Most share Lillianna's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"lily flower"
"amber gemstone"
"bright, shining one"
"unique beauty (possible Zulu-influenced)"
"grace, favor"
"diminutive of Dorothy, beloved pet name"
"hill"
"young, youthful"
"land of the Welsh, Wales"
"prophet, seer"
"modern invented name"
"a species of flowering palm tree"
"ember (glowing fire)"
"hay field"
"beloved, dear one"
"follower of Christ"
"follower of Christ (via Christiana/Tatiana)"
"modern invented name with nature roots"
"noble, beautiful (associated)"
"God is my refuge, the Lord is just"
"my God"
Similar sound: These names share phonetic patterns with Lillianna — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin/Greek origins, giving them the same cultural heritage as Lillianna.
Rhythm: Lillianna is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.