Kayde sits next to 4 phonetic neighbors — Cade, Kade, and Jade are the closest matches by sound. Most share Kayde's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"Round; gentle"
Similar sound: These names share phonetic patterns with Kayde — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Celtic/Old English origins, giving them the same cultural heritage as Kayde.
Rhythm: Kayde is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.