Pacey sits next to 4 phonetic neighbors — Casey, Lacey, and Macy are the closest matches by sound. Most share Pacey's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"from Pacy-sur-Eure"
"little fire"
"God-like, incomparable"
"one who has achieved his goal (from Siddharth)"
"twin (Thomas variant)"
"placeholder birth name turned given name"
"immortal, eternal"
"modern American name, phonetic creation"
"he will laugh, laughter, one who laughs"
"one who bakes (occupational surname)"
"three, third"
"modern blended name (Nash + -ton)"
"lord of the estate"
"noble and ready, prepared for battle"
"glory of the homeland"
"God is my help (from Hebrew Ezra) + real/royal suffix"
"cassia, sweet-scented bark"
"sea road, highway"
"eternal ruler"
"Eorla's settlement (personal name etymology)"
Similar sound: These names share phonetic patterns with Pacey — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have French origins, giving them the same cultural heritage as Pacey.
Rhythm: Pacey is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.