Elva sits next to 4 phonetic neighbors — Elvira, Elsa, and Alma are the closest matches by sound. Most share Elva's Scandinavian cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"elf, magical being"
"honor, glory"
"life, living"
"purity, innocence"
"crowned with laurels (via Stephanie)"
"elf ruler, magical power"
"bringer of victory"
"hero, champion"
"elf friend, beloved elf"
"God is my strength"
"warrior spirit"
"God is gracious"
"to praise, glorify God"
"God is gracious"
"well-born, of noble birth"
"Saxon woman"
"son of Harry"
"joyful, lively"
"lovable"
"reborn"
"phantom queen"
Similar sound: These names share phonetic patterns with Elva — 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 Elva.
Rhythm: Elva is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.