Xzavier sits next to 3 phonetic neighbors — Xavier, Javier, and Zavier are the closest matches by sound. Most share Xzavier's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"new house (place name)"
"people's power"
"from the Rodney estate"
"earth"
"hero, protector (fictional)"
"Caesar, imperial leader"
"famous throughout the land"
"famous advisor"
"handsome, fair one"
"resolute, crafty"
"honorable, morally excellent"
"reddish-brown (color)"
"pure (short for Catherine)"
"goodness of Yahweh"
"son of Brand, son of the sword"
"the Lord remembers"
"coal farm"
"winding river"
"from the western direction"
"free man (via Carson)"
Similar sound: These names share phonetic patterns with Xzavier — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Basque origins, giving them the same cultural heritage as Xzavier.
Rhythm: Xzavier is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.