Lindy sits next to 4 phonetic neighbors — Cindy, Mindy, and Wendy are the closest matches by sound. Most share Lindy's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"beautiful, pretty"
"lady, woman"
"dark-complexioned, dark beauty"
"Irish form of Cecilia"
"crown, garland, wreath"
"fairy palace, fairy mound"
"heavenly sea, sky and ocean"
"YHWH is gracious"
"little Eliot"
"white, pure"
"belonging to God, divine grace"
"to esteem, to value (from aestimare)"
"pledge, oath"
"from the domain of Curtius"
"princess, noblewoman"
"silver, silver wheel"
"watchful, vigilant"
"female monarch, sovereign ruler"
"fair one from the meadow"
"noble, of noble kind (if from Adal/Ali roots)"
"divine wonder, blessing"
Similar sound: These names share phonetic patterns with Lindy — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Spanish origins, giving them the same cultural heritage as Lindy.
Rhythm: Lindy is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.