Brooke sits next to 3 phonetic neighbors — Brook, Brock, and Rook are the closest matches by sound. Most share Brooke's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"One who lives near a brook"
"unfortunate, ill-omened"
"noble natured"
"beautiful"
"oarsman, rower"
"most holy"
"white, pure"
"my God is an oath"
"earth"
"diminutive of Eve or Evelyn"
"Cyneburga's meadow"
"defender of mankind"
"burnt meadow, charred clearing"
"beautiful, lovely"
"God's gift"
"God is gracious"
"lion of God"
"princess, noblewoman"
"flourishing, prosperous"
"oak tree clearing"
Similar sound: These names share phonetic patterns with Brooke — similar vowel sounds, consonant clusters, or rhythm.
Rhythm: Brooke is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.