Susia sits next to 5 phonetic neighbors — Suzie, Susan, and Lucia are the closest matches by sound. Most share Susia's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"lily, rose"
"sun-bright, radiant"
"elf guardian, noble protector"
"pearl, great one"
"ancestral heritage (via Olaf)"
"bright, shining one"
"hazelnut, little bird"
"woman from Lorraine (Lotharingia)"
"from the high stronghold, fortified place"
"the third month, heralding spring"
Similar sound: These names share phonetic patterns with Susia — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Susia.
Rhythm: Susia is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.