Edison sits next to 5 phonetic neighbors — Addison, Madison, and Ellison are the closest matches by sound. Most share Edison's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"son of Edie (son of Edward)"
"raven"
"young warrior, free man"
"resolute protector's son"
"to heal"
"woodland"
"laughter"
"song, singing bird"
"elevated one"
"strength"
"brook, running water"
"from Sebaste"
"new"
"trained, experienced"
"may God protect, holder of the heel"
"vigor and power"
"sea, ocean (kai component)"
"short form of Benedict: blessed"
"ever high, the highest"
"defender of men"
"plow blade maker or user"
Similar sound: These names share phonetic patterns with Edison — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English ead (wealth) + weard (guard) origins, giving them the same cultural heritage as Edison.
Rhythm: Edison is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.