Adham sits next to 4 phonetic neighbors — Adam, Adham, and Iham are the closest matches by sound. Most share Adham's Arabic-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"black, dark-complexioned"
"grace, elegance"
"happy, joyful, blissful"
"great, magnificent, mighty"
"West African form of Abu Bakr"
"goodness, virtue, the best"
"smiling, one who smiles"
"adept, masterly"
"story of Baal"
"noble, high-born, aristocratic"
"drawn from the water"
"one who knocks at the door (of opportunity)"
"skilled, expert, proficient"
"magnificence, nobility"
"firm, steadfast, hard"
"faiths, religions, ways of life"
"noble, generous host"
"brave as a lion"
Similar sound: These names share phonetic patterns with Adham — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Arabic origins, giving them the same cultural heritage as Adham.
Rhythm: Adham is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.