Deysi sits next to 3 phonetic neighbors — Daisy, Daicee, and Daisie are the closest matches by sound. Most share Deysi's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"day's eye, daisy flower"
"Our Lady of Montserrat"
"bright, shining one"
"most holy, most pure"
"dark, rich"
"of the sea, beloved (via Mary)"
"rose flower, pink-colored"
"reversed form of Maria, beloved of God"
"noble, exalted, high"
"God has healed, healed by God"
"island of palms, palm coast"
"divine, of the gods"
"crown, garland"
"worthy, powerful"
"noble, gracious"
"holly garden (via Leslie)"
"heavenly, elevated"
"lion of God, altar"
"grace, favor"
Similar sound: These names share phonetic patterns with Deysi — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English via Spanish origins, giving them the same cultural heritage as Deysi.
Rhythm: Deysi is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.