Boone sits next to 3 phonetic neighbors — Moon, Coon, and June are the closest matches by sound. Most share Boone's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"good, blessing"
"crossing, toll bridge operator"
"healed by God"
"long narrow hill"
"son of Cadan"
"to follow a course, leave a mark"
"counsel's guardian"
"honest, steadfast"
"hollow, ravine"
"wine stone"
"divine power (from Oswald)"
"asked of God"
"wise protector"
"the twin"
"industrious, strong"
"God the highest (variant interpretation)"
"western enclosure"
"mill worker, grain grinder"
"peace power"
"sea fortress, sea friend"
"king, ruler, monarch"
Similar sound: These names share phonetic patterns with Boone — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old French origins, giving them the same cultural heritage as Boone.
Rhythm: Boone is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.