Neiko sits next to 3 phonetic neighbors — Nico, Neko, and Niko are the closest matches by sound. Most share Neiko's Japanese cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"victory of the people (via Nico)"
"related to Kimani: full of life"
"his name is God"
"mythical bird of rebirth and immortality"
"victory of the people"
"initials, often James David or John David"
"God is gracious"
"oak tree, strength"
"child of the sea and wave"
"mighty ruler with good counsel"
"colt settlement; farm where young horses are kept"
"pure, clear"
"great, kingly"
"great, venerable, magnificent"
"mind, intellect, spirit"
"Yahweh has treasured"
"volcanic black glass"
"fair, white + warrior, hero"
"ridge settlement"
"breeze, air current"
"variant of Cassius, ancient Roman gens name"
Similar sound: These names share phonetic patterns with Neiko — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Neiko.
Rhythm: Neiko is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.