Floyd sits next to 4 phonetic neighbors — Lloyd, Boyd, and Roy are the closest matches by sound. Most share Floyd's Welsh cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"anglicization of Welsh Llwyd"
"short form of Lavon or Yvon"
"king, royal"
"dark as a raven"
"garden, orchard (as short for Carmelo)"
"referring to the Cree Indigenous people of North America"
"the foremost one"
"one who catches fish"
"friend of the army, warrior's friend"
"twin"
"sky"
"powerful army"
"gentle, lenient"
"rain, precipitation"
"new house, bright place"
"woodland near the elder trees"
"star"
"highest point, fortified hill"
"most high, exalted one"
"eternal, hidden"
"godly ruler"
Similar sound: These names share phonetic patterns with Floyd — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Welsh origins, giving them the same cultural heritage as Floyd.
Rhythm: Floyd is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.