Aleina sits next to 5 phonetic neighbors — Alena, Alaina, and Elena are the closest matches by sound. Most share Aleina's Slavic cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"bright, shining one"
"pleasantness, sweetness"
"meadow clearing"
"banner, standard-bearer"
"island of ships"
"holly garden (via Leslie)"
"God is gracious"
"throne, far-sighted"
"strong, noble, virtuous"
"thorny shrub, wild rose plant"
"blooming, flourishing"
"anointed one"
"variant of Brielle (place name / short for Gabrielle)"
"flowering shrub"
"prayer, peace"
"chief, noble one"
"pearl of the meadow"
"life, living one"
"cloth merchant"
"powerful in battle"
"goddess, divine one"
Similar sound: These names share phonetic patterns with Aleina — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek via Germanic origins, giving them the same cultural heritage as Aleina.
Rhythm: Aleina is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.