Kenai sits next to 3 phonetic neighbors — Kenya, Kanye, and Kinnick are the closest matches by sound. Most share Kenai's Dena'ina Athabascan-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"flat land"
"beam of light"
"declared innocent, acquitted"
"son of Will (William)"
"powerful ruler of the home"
"industrious, strong"
"protector of mankind"
"famous warrior"
"elder, more important"
"noble, handsome"
"right-handed, skillful"
"son of Jack"
"one who brings news"
"cool breeze over the mountains"
"wolf"
"heart, mind settlement"
"fair warrior, white hero"
"modern invented name, energetic spirit"
"sea fortress, sea friend"
"growth, abundance"
"council friend"
Similar sound: These names share phonetic patterns with Kenai — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Dena'ina Athabascan origins, giving them the same cultural heritage as Kenai.
Rhythm: Kenai is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.