Author sits next to 2 phonetic neighbors — Arthur and Author are the closest matches by sound. Most share Author's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"writer, creator of works"
"God is salvation"
"peaceful ruler"
"bell ringer"
"pledged to God"
"slender; narrow passage"
"merciful, gracious"
"Exclamation of triumphant discovery"
"Noble, patrician (via Patrick)"
"dwelling place"
"home ruler"
"farm garden, upper estate enclosure"
Similar sound: These names share phonetic patterns with Author — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Author.
Rhythm: Author is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.