Masai sits next to 3 phonetic neighbors — Massai, Mossi, and Masei are the closest matches by sound. Most share Masai's African-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"people of the grass"
"mighty, powerful"
"Yahweh has helped"
"river name (Kasai River)"
"associated with feminine life force in Nuer culture"
"the commended one"
"dear, beloved, precious"
"lead metal, dense and enduring"
"trust, conviction"
"may God add (children, blessings)"
"servant of the Most Merciful"
"God will increase, God adds"
"man of peace, peaceful one"
"divine assistance"
"prince, commander"
"worshipper, devotee"
Similar sound: These names share phonetic patterns with Masai — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have East African (Maa) origins, giving them the same cultural heritage as Masai.
Rhythm: Masai is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.