Monte sits next to 3 phonetic neighbors — Montgomery, Monty, and Dante are the closest matches by sound. Most share Monte's Italian-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"mountain"
"broad valley"
"related to Thor (thunder)"
"invented elaboration of Kameron"
"modern invented name, possibly 'sincere air' or 'great river'"
"spear, marksman"
"son of Harry"
"holy river"
"free man, warrior"
"to move swiftly, energetic forward movement"
"Jehovah is God"
"supplanter, one who replaces another"
"cross, crossroads"
"powerful (alternative interpretation)"
"born at dawn, of the light"
"winding river"
"God has given"
"cross, crossroads"
"oracle, mouth of the serpent"
"old town, settlement"
Similar sound: These names share phonetic patterns with Monte — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Monte.
Rhythm: Monte is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.