Niomi sits next to 4 phonetic neighbors — Naomi, Nomi, and Noemi are the closest matches by sound. Most share Niomi's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"pleasantness, pleasant one"
"noble kind"
"breath of God"
"optimistic, bright, hopeful"
"kingly, noble"
"variant of Kaylin (pure)"
"lake, waterfall"
"other Aenor, honor"
"cloud clearing"
"free woman, strong"
"little Margaret"
"whole, industrious (variant of Emmeline)"
"home power, estate leader"
"grace, favor"
"new, fresh, young"
"son of Finlay (fair-haired hero)"
"pure"
"weary, delicate"
"fellow countrymen"
"high place, end of the valley"
"beautiful praise (via Greek + Hebrew roots)"
Similar sound: These names share phonetic patterns with Niomi — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Niomi.
Rhythm: Niomi is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.