Mansa sits next to 4 phonetic neighbors — Mansa, Manso, and Mansa are the closest matches by sound. Most share Mansa's Mandinka/Mande-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"king, sultan, ruler"
Similar sound: These names share phonetic patterns with Mansa — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Mandinka/Mande origins, giving them the same cultural heritage as Mansa.
Rhythm: Mansa is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.