Floris sits next to 4 phonetic neighbors — Flores, Flora, and Florence are the closest matches by sound. Most share Floris's Dutch-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"from the flowering one"
"heavenly messenger"
"work, labor"
"descendant of the red one"
"horsefly, gadfly"
"linden tree settlement"
"Council friend; chief; variant of Melvin"
"white clay, potter's clay"
Similar sound: These names share phonetic patterns with Floris — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Floris.
Rhythm: Floris is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.