London sits next to 4 phonetic neighbors — Brooklyn, Lennon, and Lyndon are the closest matches by sound. Most share London's English place name-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"from the city of London"
"beloved"
"black, the dark one"
"who is like God?"
"plain, flat area, field"
"gracious, dear, beloved"
"the loved one"
"champion, cloud"
"worthy of love"
"joyful"
"of Mars, warlike"
"from California (geographic)"
"protector of men"
"Trojan prince"
"from the crooked stream"
"flowing body of water"
"sweet one, related to honey"
"beautiful"
"from Laurentum, the laurel city"
"symbol of victory and honor"
"beautiful voice"
Similar sound: These names share phonetic patterns with London — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have English place name origins, giving them the same cultural heritage as London.
Rhythm: London is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.