Evva sits next to 4 phonetic neighbors — Eva, Eve, and Ava are the closest matches by sound. Most share Evva's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"life, living"
"joyful, merry, carefree"
"of noble lineage, shining"
"flowering, blooming"
"blind"
"resolute protector"
"lily flower"
"from the island of Thera"
"kola nut, sacred plant"
"of the stars, star-like"
"warrior woman"
"of good birth, aristocratic"
"gladness, delight"
"Bright fame; from Germanic elements hrod (fame) and possibly relate..."
"little one"
"short form of Valerie or Valentina"
Similar sound: These names share phonetic patterns with Evva — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Evva.
Rhythm: Evva is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.