Charter sits next to 3 phonetic neighbors — Carter, Charley, and Chester are the closest matches by sound. Most share Charter's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"one who grants charters, document giver"
"duty, obligation"
"strength, authority"
"From the boar meadow; ever-lasting meadow"
"to rise up, come forth"
"My God is He"
"bright valley"
"possibly derived from jet (black gemstone) or speed"
"modern American coinage, unique creation"
"one who serves and learns"
"descendant of Freyr, little lord"
"bearer of Christ"
"chalk wharf, limestone landing"
"winding stream, crooked well"
Similar sound: These names share phonetic patterns with Charter — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old French origins, giving them the same cultural heritage as Charter.
Rhythm: Charter is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.