Jayce sits next to 4 phonetic neighbors — Jason, Jayden, and Jace are the closest matches by sound. Most share Jayce's Greek-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"healer"
"dark red, crimson"
"pilgrim to Rome; from Rome"
"promised land, sanctuary"
"rejoice, keeper of the keys"
"like the sun"
"son of the beloved one"
"God-like"
"cheerful, pleasant"
"patrician, of noble birth"
"flowing body of water, stream"
"ruler of the home"
"Jehovah is my God"
"woodcutter, carpenter"
"son of Gray"
"keeper of the park, park ranger"
"from the valley of water"
"surname origin from Gaelic Mac Caid"
"gracious, merciful"
Similar sound: These names share phonetic patterns with Jayce — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Jayce.
Rhythm: Jayce is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.