Leto sits next to 3 phonetic neighbors — Leo, Ledo, and Lato are the closest matches by sound. Most share Leto's Greek-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"the hidden one, lady"
"narrow strait, channel"
"man of Rome, from Rome"
"town of the waters (French place name)"
"little blind one, the blind one"
"Yahweh is God"
"Saxon's settlement, Saxon town"
"bright new home"
"lake colony, settlement by the pool"
"lord of the earth, husband of the earth"
"dark warrior, dark brown champion"
"creative variant of Isaiah"
"trail left in water"
"place on a riverbank"
"beloved of God"
"modern coined name, variant of Javion"
"ruler of the people"
"growth, abundance"
"victory of the people"
"variant of Tyson"
Similar sound: These names share phonetic patterns with Leto — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Pre-Greek/Lycian origins, giving them the same cultural heritage as Leto.
Rhythm: Leto is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.