Corinna sits next to 4 phonetic neighbors — Corinne, Marina, and Serena are the closest matches by sound. Most share Corinna's Greek-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"crowned one, garland"
"my father is joy, father's joy"
"raven, dark one"
"source of joy"
"hay clearing, meadow clearing"
"God is my oath (via Eliana etymology)"
"shrewd, clever, knowledgeable"
"military triumph"
"superlative of kallos, beauty"
"variant of Kaylee (pure)"
"bitter, eternal"
"purity, innocence"
"ash tree meadow"
"fertile land, place of plenty"
"purity, moral cleanliness"
"dry (flowering plant)"
"rest, repose"
"hill"
"day, brightness"
"striving, ambitious"
"mythical auspicious creature"
Similar sound: These names share phonetic patterns with Corinna — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Corinna.
Rhythm: Corinna is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.