Adel sits next to 4 phonetic neighbors — Adil, Adele, and Aadel are the closest matches by sound. Most share Adel's German-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"just, fair"
"beautiful gaze"
"ruler of the people"
"beneficent, one who does good"
"well-digger"
"God has remembered"
"conqueror of the people"
"peaceful territory, land of peace"
"wealthy guardian, prosperous protector"
"staff of the Goths, divine staff"
"flowering, blooming"
"noble, handsome"
"people's champion"
"dark, coal-black"
"Yahweh has shown favor"
"trusted companion"
"man, husband"
"eternal ruler (variant of Erik)"
"rock, stone"
"wood, lumber, forest"
Similar sound: These names share phonetic patterns with Adel — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Arabic origins, giving them the same cultural heritage as Adel.
Rhythm: Adel is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.