Andor sits next to 4 phonetic neighbors — Anders, Andre, and Andros are the closest matches by sound. Most share Andor's Scandinavian cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"eagle of Thor"
"God has grasped"
"the fourth born"
"of Jove (Jupiter), cheerful and good-humored"
"fat tail, referring to a grouping of stars"
"diminutive of Sharon (fertile plain)"
"brilliantly renowned"
"Bright and splendid"
"Little fire (as variant of Aidan)"
"frozen water, crystalline coolness"
"desired, longed for"
"valley of pigs"
"island; one who stands apart or is distinguished"
"sudden dash or rush"
"Modern invented name with powerful, dynamic connotations"
Similar sound: These names share phonetic patterns with Andor — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old Norse origins, giving them the same cultural heritage as Andor.
Rhythm: Andor is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.