Ky sits next to 4 phonetic neighbors — Kai, Ky, and Guy are the closest matches by sound. Most share Ky's Scandinavian cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"sky (variant of Kai)"
"victory of the people (via Nicasen interpretation)"
"renowned power"
"resolute protector"
"shrine maiden"
"from Lucania (region of southern Italy)"
"son of Aphrodite, Sicilian king"
"resolute, brilliant"
"son of Max, son of the greatest"
"worker, one who builds"
"God is salvation, God saves"
"God is gracious"
"alder tree, from the grove"
"conqueror"
"salvation of the Lord"
"wide island"
"modern American blend name, no single etymology"
"jaybird, joyful"
"golden one (from Latin aurum, gold)"
"may God protect, supplanter"
Similar sound: These names share phonetic patterns with Ky — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Multiple origins, giving them the same cultural heritage as Ky.
Rhythm: Ky is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.