Ruston sits next to 5 phonetic neighbors — Reston, Dustin, and Rustin are the closest matches by sound. Most share Ruston's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"settlement near rye fields"
"not known, unidentified"
"occupational name for a blacksmith or farmer"
"vigilant in war (via Casey)"
"bone"
"respectable, virtuous"
"one who possesses, nest-maker"
"gift of God"
"adult male deer, stag"
"from Laurentum, laurel"
"son of Thomas, son of the twin"
"clever, astute"
"of Rudolf Diesel; fuel-powered engine"
"white, silver (ancient root)"
"rational thought, good judgment"
"in the beginning"
"new, fresh"
"brown-haired warrior"
"proud descendant, son of the proud one"
"nautical mile, measure of sea distance"
Similar sound: These names share phonetic patterns with Ruston — 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 Ruston.
Rhythm: Ruston is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.