Denali sits next to 3 phonetic neighbors — Denaly, Denali, and Tenali are the closest matches by sound. Most share Denali's Native American cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"the great one, the high one"
"page boy (de Chiel)"
"noble lineage (adal) and eager (funs)"
"he gave"
"passionate devotion, fervor"
"creative spelling of Legend (things to be read, from Latin legenda)"
"broad valley"
"beautiful, handsome"
"he will laugh, laughter, one who laughs"
"enduring and given by God"
"vivid, alive"
"open field, cultivated land"
"high, noble, strong"
"heron bird, large wading bird"
"from Athens"
"short form of Andre/Andrew"
"my help is God"
"God is my strength"
"conscience, heart"
"supplanter, one who grabs the heel"
"eternal, everlasting"
Similar sound: These names share phonetic patterns with Denali — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Athabascan origins, giving them the same cultural heritage as Denali.
Rhythm: Denali is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.