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"
"of noble kind"
"beautiful"
"shining light, beam of grace"
"high, noble, strength"
"heavenly, blind"
"creative American coinage"
"pure, clear"
"grey lady"
"spear ruler"
"small spring, place of the little spring"
"daughter of the mountain"
"aunt"
"free woman"
"dew of the sea (rosemary herb)"
"calm as still waters"
"fairy queen, diminutive of Tatiana"
"poet, bard"
"chooser of the slain"
"April, fourth month"
"famous meadow"
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.