Kayce sits next to 3 phonetic neighbors — Casey, Kasey, and Kacey are the closest matches by sound. Most share Kayce's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"vigilant, watchful"
"From the coast"
"raven, dark-haired one"
"harmony, concord, agreement"
"Yahweh is good"
"queen (short form of Regina)"
"divine radiance, praise"
"life, living"
"hyacinth (flower)"
"honey, sweet"
"gift from God"
"God is gracious"
"variant of Shana (God is gracious)"
"beautiful"
"born on Christmas Day"
"God has helped, comforted by God"
"of noble kind"
"court dweller"
"ruler, leader"
"of the Latins"
"the tall one, the great one"
Similar sound: These names share phonetic patterns with Kayce — 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 Kayce.
Rhythm: Kayce is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.