Kolston sits next to 4 phonetic neighbors — Colston, Holston, and Ralston are the closest matches by sound. Most share Kolston's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"coal settlement; dark farmstead"
"of Mars, warrior (Marius element)"
"variant of Silas (forest, woods, or asked of God)"
"bold, brave"
"son of Hutch (Hugh)"
"God exists, God is"
"God has bestowed"
"handsome, beautiful"
"God is gracious"
"white heart, blessed heart"
"courteous, well-mannered"
"son of Jens (son of John)"
"three, third"
"of the D'Evreux Norman noble family"
"palm tree, upright"
"little battle, warrior spirit"
"he will laugh, laughter, one who laughs"
"joy, jubilation"
"rocky land"
"outlaw, pursued one"
"eternal ruler"
Similar sound: These names share phonetic patterns with Kolston — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English 'col' + 'tun' origins, giving them the same cultural heritage as Kolston.
Rhythm: Kolston is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.