Miley sits next to 4 phonetic neighbors — Riley, Kylie, and Bailey are the closest matches by sound. Most share Miley's American English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"smiley, cheerful (derived from nickname)"
"pure, clear"
"heavenly ascent, to rise"
"bright, shining one"
"peaceful, complete"
"God beholds, foresight"
"night, twilight"
"youthful; Jove's child"
"son of Cionaodh (fire-born)"
"melody, air (musical term)"
"curly-haired"
"prosperous in war"
"halo of light around the moon"
"heavenly, royal"
"dark challenger"
"lion of God"
"God answered"
"wise, knowing"
"modern coinage blending Jay and Kayla"
"of elephant tusk color"
"shelter, sanctuary"
Similar sound: These names share phonetic patterns with Miley — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have American English origins, giving them the same cultural heritage as Miley.
Rhythm: Miley is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.