Lidie sits next to 5 phonetic neighbors — Lydia, Sadie, and Edie are the closest matches by sound. Most share Lidie's French-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"from Lydia (ancient region of Asia Minor)"
"from Leicester; possibly heavenly"
"washed, cleansed; or variant of Lavinia"
"meadow on a ledge"
"from Clare, the bright place"
"midsummer, summer solstice"
"star"
"bright, famous"
"short form of Lavinia"
"prosperous friend"
"of the Claudian family"
"God will add, God increases"
"settlement of the Britons"
"flowing, moving freely"
Similar sound: These names share phonetic patterns with Lidie — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Lidie.
Rhythm: Lidie is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.