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"
"will, desire + helmet, protection"
"little one"
"warrior woman"
"of noble lineage, shining"
"joy, happiness"
"sixth"
"from Crete, the island"
"from the island of Thera"
"of good birth, aristocratic"
"flowering, blooming"
"lily flower"
"Bright fame; from Germanic elements hrod (fame) and possibly relate..."
"excellent, outstanding"
"joyful, merry, carefree"
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.