Liba sits next to 4 phonetic neighbors — Luba, Lieba, and Liva are the closest matches by sound. Most share Liba's Yiddish/Germanic-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"my heart, beloved"
"beautiful, radiant as a dove"
"protected by God"
"female bird"
"help of God"
"flower"
"rain, divine blessing"
"high-born, sublime"
"small marsh, swampy area"
"from Lucania (region of Italy)"
"light"
"belonging to God, of God"
"lily (pure, white flower)"
"pleasantness, beauty"
"comely, lovely"
"grace, favor (from Ana/Hannah)"
"jewel, ornament"
"song, melody, praise"
"glory of the father (short form of Cleopatra)"
Similar sound: These names share phonetic patterns with Liba — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Yiddish/Germanic origins, giving them the same cultural heritage as Liba.
Rhythm: Liba is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.