Denilson sits next to 3 phonetic neighbors — Nelson, Dennison, and Delson are the closest matches by sound. Most share Denilson's Portuguese-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"son of Denis"
"supplanter"
"victory, honor"
"divine light"
"steadfast, firm as a rock"
"God is salvation, God saves"
"merciful, gentle, mild"
"to twist or wrestle"
"battle cry"
"God is gracious"
"the just one"
"God is gracious"
"God is strength, aided by God"
"my God is God, divine light"
"thin-lipped"
"guest, stranger"
Similar sound: These names share phonetic patterns with Denilson — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Portuguese/Latin origins, giving them the same cultural heritage as Denilson.
Rhythm: Denilson is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.