Kylo sits next to 5 phonetic neighbors — Kyler, Kilo, and Milo are the closest matches by sound. Most share Kylo's American fiction-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"invented name, possibly evoking sky"
"large, great"
"blazing iron"
"from the castle, place near the ditch"
"the Lord is my God"
"son of Kyle"
"young dog, whelp"
"priest"
"poet"
"son of Hendrik"
"always powerful"
"beauty, adornment, grace"
"warrior, brave one"
"God will raise up"
"wise person"
"wise protector"
"defender of men"
Similar sound: These names share phonetic patterns with Kylo — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have American fiction origins, giving them the same cultural heritage as Kylo.
Rhythm: Kylo is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.