Fletcher sits next to 4 phonetic neighbors — Fletch, Thatcher, and Tucker are the closest matches by sound. Most share Fletcher's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"arrow maker"
"little rock, harmony"
"home ruler"
"divine power (from Oswald)"
"red-haired, little red one"
"fair warrior, white hero"
"loved, beloved"
"continuous improvement (via Kaizen)"
"bold warrior"
"noble, illustrious"
"defender of men"
"one who serves"
"follower of Dionysus"
"sea-born, born of the sea"
"to follow a course, leave a mark"
"bald (short for Calvin from Latin Calvinus)"
"brave warrior (later folk etymology)"
"rest, repose"
"spear rule"
"of the forest, wood-dweller"
"masterless samurai"
Similar sound: These names share phonetic patterns with Fletcher — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old French via Middle English origins, giving them the same cultural heritage as Fletcher.
Rhythm: Fletcher is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.