Paisley sits next to 5 phonetic neighbors — Hadley, Hartley, and Lesley are the closest matches by sound. Most share Paisley's Scottish cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"place name: town in Scotland"
"Star"
"violet color, purple"
"the loved one"
"my God is an oath"
"of noble birth"
"of the Julian family"
"fidelity, friendship (symbolic)"
"wise, knowing"
"listener"
"Pacca's town"
"winner, one who attains"
"harvest time"
"pearl"
"of noble lineage"
"strong, brave, manly"
"vision of beauty"
"immortal (folk etymology)"
"orange tree"
"birthday (of the Lord)"
"peace, fruitfulness"
Similar sound: These names share phonetic patterns with Paisley — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Scottish Gaelic origins, giving them the same cultural heritage as Paisley.
Rhythm: Paisley is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.