Lilyana sits next to 5 phonetic neighbors — Liliana, Lilliana, and Lilianna are the closest matches by sound. Most share Lilyana's Slavic cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"lily flower, pure and beautiful"
"who is like God"
"son of the marsh dwellers"
"heavenly flower"
"pure"
"might in battle"
"from Brittany, land of the Britons"
"gem, jewel"
"sun"
"shade, shadow"
"high, lofty, exalted"
"gracious gift of God"
"dark one, descendant of the dark one"
"leaping water"
"free, independent"
"sun, throne"
"clear, evident"
"white island"
"renowned in battle"
"calming, soothing (by association with the herb)"
Similar sound: These names share phonetic patterns with Lilyana — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Lilyana.
Rhythm: Lilyana is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.