Antoni sits next to 4 phonetic neighbors — Anthony, Antonio, and Antony are the closest matches by sound. Most share Antoni's Polish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"priceless, of inestimable worth"
"sky, shining light"
"sun, lord"
"vineyard, fruitful field"
"precious green stone"
"shining army"
"patron of Naples"
"gift"
"cheerful, jovial"
"defender of the people"
"three (numeric)"
"God is gracious"
"who is like God"
"one who has renewed life"
"servant, squire"
"victory, honor"
"god + famous"
"from Rome, Roman pilgrim"
"concluding musical passage"
Similar sound: These names share phonetic patterns with Antoni — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Antoni.
Rhythm: Antoni is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.