Luci sits next to 5 phonetic neighbors — Lucy, Lucie, and Lucia are the closest matches by sound. Most share Luci's Italian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"light, illumination"
"grace and beauty combined"
"Irish feminine form of Evan/John"
"river, stream"
"people of a different speech"
"weary, delicate"
"ancient, enduring"
"fresh, flowing stream (alternative etymology)"
"from Scotland"
"grace, favor"
"fair hero's descendant"
"church official's descendant"
"graceful, favored one"
"lake, pool"
"delight, bliss"
"bright one, term of endearment"
"celebration, party"
"noble, nobility"
"thorny tree, point"
"grace, favor (from Anna/Hannah)"
"gracious gift of God"
Similar sound: These names share phonetic patterns with Luci — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Luci.
Rhythm: Luci is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.