Kentrell sits next to 4 phonetic neighbors — Dontrell, Montrell, and Terrell are the closest matches by sound. Most share Kentrell's Modern American/Old English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"coined name; possibly edge-land dweller (via Kent)"
"lord of the marches, borderlord"
"strong through God"
"moon"
"from the Isle of Tiree, land of corn"
"jaybird + euphonic suffix"
"sacred, belonging to the divine"
"of the angel, messenger of God"
"leader, sovereign"
"promised by God"
"elder, one of authority"
"Yahweh saves"
"of the sea, of the lake"
"modern invention with spiritual connotation"
"from the Roman gens Terentia"
"supplanter, he who follows at the heel"
Similar sound: These names share phonetic patterns with Kentrell — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Modern American/Old English origins, giving them the same cultural heritage as Kentrell.
Rhythm: Kentrell is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.