Paul sits next to 3 phonetic neighbors — Saul, Raul, and Hall are the closest matches by sound. Most share Paul's Latin-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"small, humble"
"God is gracious"
"of the bean growers (Fabii clan)"
"God is with us"
"visitation, divine gift"
"wealthy guardian"
"God will uplift, exalt"
"descendant of the dark one"
"tile maker, brick layer"
"of uncertain origin, possibly barberry hill"
"God is gracious"
"father of peace"
"east town"
"surname origin from Gaelic Mac Caid"
"son of Elias"
"foundation stone"
"God has given"
"my God is Yahweh"
"valley settlement"
"king, ruler, monarch"
"kingly, of royal blood"
Similar sound: These names share phonetic patterns with Paul — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin Paulus origins, giving them the same cultural heritage as Paul.
Rhythm: Paul is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.