Marley sits next to 3 phonetic neighbors — Harley, Farley, and Charley are the closest matches by sound. Most share Marley's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"pleasant wood; meadow near a lake"
"blooming, green shoot"
"famous type"
"torch, fire"
"star"
"noble, nobility"
"sea warrior"
"pleasant sound, sweet song"
"unfortunate, ill-omened"
"variant of Mary (beloved, bitter)"
"blooming flower, radiance"
"short form of Adelheid (noble natured)"
"free woman, free man"
"told by God"
"woman from Magdala; high tower"
"ascending, going up"
"keeper of the park or game"
"olive tree"
"strong, virtuous, honorable"
"born of fire, bright one's son"
"small bird (the wren)"
Similar sound: These names share phonetic patterns with Marley — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English origins, giving them the same cultural heritage as Marley.
Rhythm: Marley is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.