Christoher sits next to 4 phonetic neighbors — Christopher, Christo, and Kristopher are the closest matches by sound. Most share Christoher's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"bearer of Christ"
"divine law, path to the watering hole"
"yellow-haired, golden"
"from the hill settlement, dweller by the downs"
"from the place near the meadow boundary"
"kingly"
"powerful counsel"
"lion-hearted"
Similar sound: These names share phonetic patterns with Christoher — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Christoher.
Rhythm: Christoher is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.