Cola sits next to 5 phonetic neighbors — Kola, Nola, and Lola are the closest matches by sound. Most share Cola's African-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"victory of the people"
"little flower"
"pure"
"resolute protector"
"of noble lineage, shining"
"of the stars, star-like"
"Bright fame; from Germanic elements hrod (fame) and possibly relate..."
"of good birth, aristocratic"
"breath, the living one"
"from the island of Thera"
"blind"
"short form of Valerie or Valentina"
"Dweller at the marsh"
"pearl"
"joyful, merry, carefree"
Similar sound: These names share phonetic patterns with Cola — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Cola.
Rhythm: Cola is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.