Olive sits next to 4 phonetic neighbors — Olivia, Ollie, and Sylvia are the closest matches by sound. Most share Olive's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"olive tree"
"harmony, peaceful, beautiful"
"star"
"harp player"
"tranquil, serene, clear"
"woman from Magdala; high tower"
"descendant of Conn"
"ever clearing; eternal meadow"
"king of elves"
"descendant of Leannán"
"pure"
"graceful, beautiful"
"heavenly, royal"
"birth, generation, coming into being"
"noble, of noble birth"
"born of Juno, goddess of marriage"
"loved, valued"
"son of Maud, son of Matthew"
"courageous, valiant"
"child of light"
Similar sound: These names share phonetic patterns with Olive — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Olive.
Rhythm: Olive is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.