Lyanna sits next to 5 phonetic neighbors — Liana, Liana, and Leanna are the closest matches by sound. Most share Lyanna's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"graceful vine"
"my princess"
"fragrant spice"
"child of heaven"
"famous ruler"
"from Britain, British woman"
"maiden, girl"
"compassionate friend, companion"
"flirtatious, charming"
"beloved child"
"my God is abundance"
"modern coined name, meaning unclear"
"gift of God"
"quaking aspen tree"
"related to brightness/light"
"of the Claudian clan"
"heavenly flower"
"God is gracious, God has shown favor"
"meadow, open ground"
"prince or chieftain's daughter"
"free man, free woman"
Similar sound: These names share phonetic patterns with Lyanna — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have French origins, giving them the same cultural heritage as Lyanna.
Rhythm: Lyanna is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.