Mikell sits next to 4 phonetic neighbors — Michael, Michel, and Mikhail are the closest matches by sound. Most share Mikell's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"who is like God? (rhetorical, meaning no one)"
"futility, vanity"
"Supplanter (from Jacob/Jakob)"
"prince, commander"
"Ella's town or estate"
"olive tree, peace"
"strength, virtue, honor"
"life, living existence"
"defender of mankind"
"to descend, he who descended"
"zero, the concept of nothing"
"modern invention with Arabic suffix influence"
"bearer of the Aegis (goatskin shield)"
"curly-haired"
"man of prayer, full of goodness"
"Resolute protection; will-helmet"
"rye clearing, rye meadow"
"modern American invented name"
"God gave"
"craftsman, artisan"
"fortress, military camp"
Similar sound: These names share phonetic patterns with Mikell — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Mikell.
Rhythm: Mikell is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.