Jamarr sits next to 4 phonetic neighbors — Jamar, Jamal, and Lamar are the closest matches by sound. Most share Jamarr's Arabic via African-American naming-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"handsome; beautiful"
"modern invention, noble and bold"
"from the mountain settlement"
"immortal, eternal"
"helper of God"
"combination of Jay + lyn suffix"
"noble and ready, prepared for battle"
"inscribed tablet (Quranic)"
"may God protect, supplanter"
"peaceful, man of peace"
"a warner, one who cautions"
"world ruler, ruler of the world"
"hill"
"one who seeks knowledge"
"free man"
"prince, commander (via Arabic Amir root)"
"new day, new light (interpreted)"
"excellent, fine"
"new house, new home"
Similar sound: These names share phonetic patterns with Jamarr — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Arabic via African-American naming origins, giving them the same cultural heritage as Jamarr.
Rhythm: Jamarr is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.