Flor sits next to 3 phonetic neighbors — Flora, Flore, and Fleur are the closest matches by sound. Most share Flor's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"flower"
"beloved and beautiful"
"iron-willed, strong"
"Creek or stream; phonetic variant"
"essence, substance"
"army of the people"
"God is gracious"
"modern variant possibly related to 'bull' (Taurus) or 'morning star..."
"Dark one; descendant of Ciar"
Similar sound: These names share phonetic patterns with Flor — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin flos/floris origins, giving them the same cultural heritage as Flor.
Rhythm: Flor is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.