Kaycie sits next to 3 phonetic neighbors — Casey, Kasey, and Lacey are the closest matches by sound. Most share Kaycie's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"vigilant, watchful"
"raven meadow"
"thunder goddess, feminine form of Tyr"
"dark red, crimson"
"daughter of Jana, of gracious spirit"
"of the Gauts tribe"
"historical soft drink brand name"
"diminutive of Aodh (fire)"
"feminine form of Darian/Darius"
"fame and glory (from Roy's meaning)"
"creative American formation, possibly from Tatiana (arranger)"
"healing herb, health"
"high tower"
"short form of Alexandra/Alexis"
"understanding, deep comprehension"
"bright pledge, noble promise"
"lyric, of or relating to the lyre, suitable for singing"
"festive celebration (archaic)"
"lily flower"
"lime tree meadow"
Similar sound: These names share phonetic patterns with Kaycie — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Irish Gaelic origins, giving them the same cultural heritage as Kaycie.
Rhythm: Kaycie is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.