Keyli sits next to 3 phonetic neighbors — Kaylee, Kayleigh, and Keeley are the closest matches by sound. Most share Keyli's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"slender, fair"
"reed clearing, cleared wood"
"blind (saint's epithet)"
"from the fairy palace (variant of Sheila/Síle)"
"from the domain of Curtius"
"holy stone settlement"
"most holy, utterly pure"
"hazel tree woodland clearing"
"promised land, paradise"
"place name — Astoria, Oregon"
"descendant of Raghallach"
"fair warrior, white hero"
"island, beautiful"
"eternal flower, forever flowering"
"dream, vision (possible Aislinn influence)"
"fair, pale, bright"
"God has heard"
"reddish-brown color, warmth"
"clearing of hazels"
Similar sound: These names share phonetic patterns with Keyli — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Irish origins, giving them the same cultural heritage as Keyli.
Rhythm: Keyli is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.