Lourdes sits next to 2 phonetic neighbors — Lordes and Lurdes are the closest matches by sound. Most share Lourdes's French-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"from Lourdes, place of miracles"
"bright, little one"
"wished-for child"
"daughter of the sun"
"grace, God has been gracious"
"bearer of good news"
"clear ice, rock crystal"
"God is gracious"
"pledged to God"
"my God, devoted to God"
"feminine form of Charles/Carlos"
"beloved"
"lily flower"
"modern Caribbean feminine name (creative construction)"
"one who will be reborn"
"illustrious, renowned"
"fair, lovely"
"water forever, eternal waters"
"grace, pleasantness"
"gladness, exuberant happiness"
"nickname of affection for G-names"
Similar sound: These names share phonetic patterns with Lourdes — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have French origins, giving them the same cultural heritage as Lourdes.
Rhythm: Lourdes is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.