Moon sits next to 4 phonetic neighbors — Moone, June, and Luna are the closest matches by sound. Most share Moon's Old English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"the moon, Earth's natural satellite"
"from Paisley, Scotland (basilica church)"
"heavenly, of the sky"
"golden, of gold"
"from the city of Savannah"
"slender meadow"
"rose of the moor"
"other Aenor, honor"
"night, dark beauty"
"slender, fair"
"burnt meadow clearing"
"pearl; precious gem"
"dance, graceful movement"
"deer park, settlement of deer"
"lake, waterfall (from Welsh -lynn)"
"descendant of the courageous one"
"noble, of noble kind"
"red-haired, reddish-brown"
"western meadow + lake"
"whole, universal, entire"
Similar sound: These names share phonetic patterns with Moon — 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 Moon.
Rhythm: Moon is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.