Toby sits next to 4 phonetic neighbors — Coby, Joby, and Cody are the closest matches by sound. Most share Toby's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"God is good"
"from the crooked stream"
"stellar explosion, burst of light"
"lowlands"
"grey hill, army hill"
"treasure, to store (possible Arabic root)"
"skill acquired through experience"
"acquired, possessed"
"winding valley"
"noble lord"
"from the mouth of the Roe river"
"flame, fiery one"
"little king"
"strength, vigor"
"love, passion transformed"
"divine presence"
"pilgrim, palm branch bearer"
"noble elder"
"God-like"
"lion"
"warlike, martial"
Similar sound: These names share phonetic patterns with Toby — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Toby.
Rhythm: Toby is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.