Simon sits next to 4 phonetic neighbors — Simeon, Silas, and Cymon are the closest matches by sound. Most share Simon's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"he has heard, God has heard"
"light, illumination"
"one who lives near the wells or springs"
"follower of Christ; anointed one"
"divine gift"
"from Hadria, of the Adriatic"
"Poecc's estate; Poecc's settlement"
"consecrated; worthy of reverence"
"little blessed one"
"little fire"
"descended from James, meaning supplanter"
"honoring God"
"God's gift"
"God is my power"
"elevated, supreme"
"of the forest"
"divine healer"
"red"
"son of Harry (Henry)"
"God is with us"
Similar sound: These names share phonetic patterns with Simon — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Simon.
Rhythm: Simon is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.