Lucenia sits next to 4 phonetic neighbors — Lucinda, Lucia, and Luciana are the closest matches by sound. Most share Lucenia's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"light, illuminated one"
"lion-like"
"rose, flower"
"alder tree, from the alder grove"
"from the kingdom of Lothar, from the Lorraine region"
"lily, rose"
"powerful one"
"from the high stronghold, fortified place"
"upright child; righteous child"
"other, foreign"
"One who tends or holds; occupational name related to tenner"
"land of silver, silver-rich"
"the third month, heralding spring"
Similar sound: These names share phonetic patterns with Lucenia — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Lucenia.
Rhythm: Lucenia is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.