Summit sits next to 3 phonetic neighbors — Emmett, Sumner, and Everest are the closest matches by sound. Most share Summit's Old French via Latin-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"highest point, peak"
"warrior, battle"
"goddess of the hunt and moon"
"of the royal dynasty"
"beloved, dear one"
"ocean, soaring sea"
"savior, one who saves"
"brave power"
"elder, respected one"
"son of Otto, helpful"
"variant of Drew, meaning manly/strong"
"steep hill meadow"
"narrow (from Kyle's Gaelic root caol)"
"resolute protector (if variant of Liam)"
"God is gracious (related to Yohanan)"
"friend of Yahweh"
"great house"
"who is like God (via Michael)"
"priest's meadow, clearing"
"king, lord of the people"
Similar sound: These names share phonetic patterns with Summit — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old French via Latin origins, giving them the same cultural heritage as Summit.
Rhythm: Summit is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.