Alvis sits next to 4 phonetic neighbors — Elvis, Alexis, and Alicia are the closest matches by sound. Most share Alvis's Scandinavian cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"all wise, completely wise"
"strong, healthy, vigorous"
"Wonder, miracle, something marvelous"
"Honey bee; sweet and industrious one"
"world-mighty"
"bright, shining one (via Eleanor/Lenora)"
"free woman"
"God is salvation"
"silky, like floss"
"possibly from Clara, meaning bright and clear"
"wagon maker, wagoneer, carter"
"queen, princess"
"moon (alternative etymology)"
"of the Vandals"
Similar sound: These names share phonetic patterns with Alvis — 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 Alvis.
Rhythm: Alvis is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.