Kaiya sits next to 5 phonetic neighbors — Kaia, Kai, and Maya are the closest matches by sound. Most share Kaiya's Scandinavian cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"pure, chaste"
"lace-like, delicate"
"vision of beauty, friendship"
"of royal status, kingly lineage"
"little Robert"
"curved hunting implement (boomerang-like)"
"bright, shining one"
"elf ruler, ruler of supernatural beings"
"darling, beloved one"
"beloved and gracious"
"my God has answered"
"lake (suffix)"
"from the king's estate"
"son of the sea, great tide"
"little rose"
"lord, master"
"green gem, the green one"
"supplanter, one who follows"
"gracious judge"
"gray battle maiden"
Similar sound: These names share phonetic patterns with Kaiya — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Scandinavian (from Katherine) origins, giving them the same cultural heritage as Kaiya.
Rhythm: Kaiya is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.