Ponce sits next to 5 phonetic neighbors — Vance, Lance, and Alonzo are the closest matches by sound. Most share Ponce's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"bridge, fifth (born)"
"plural of ovum (biological)"
"valley, flowing water"
"God will add, God will increase"
"earth mother"
"wise counselor"
"night, dark beauty (beautiful night)"
"from the round hill"
"bold traveler"
"beloved"
"the act of joining together, unity, oneness"
"small, humble"
"Warrior; one who experiences honor and wealth"
Similar sound: These names share phonetic patterns with Ponce — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin via Spanish origins, giving them the same cultural heritage as Ponce.
Rhythm: Ponce is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.