Othman sits next to 3 phonetic neighbors — Osman, Uthman, and Othmar are the closest matches by sound. Most share Othman's Arabic-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"ruler, king"
"heroic mortal man"
"one who commands, leader"
"heard by God"
"garden of paradise"
"one who knocks at the door (of opportunity)"
"mountain of strength"
"the divinely guided, one who follows the right path"
"West African form of Abu Bakr"
"light, illumination"
"one who is saved, survivor"
"the green one, the verdant, the ever-living"
"the one who is firm"
"trust, reliance"
"of good appearance and strong physique"
"faiths, religions, ways of life"
"filled with divine grace"
"one who binds or captures attention"
Similar sound: These names share phonetic patterns with Othman — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Arabic origins, giving them the same cultural heritage as Othman.
Rhythm: Othman is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.