Litha sits next to 4 phonetic neighbors — Lita, Lithe, and Lytha are the closest matches by sound. Most share Litha's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"to soothe, to comfort"
"flowing, moving freely"
"narcissus flower, sleep-inducing"
"meadow on a ledge"
"star"
"fierce in battle"
"wonderful, to be admired"
"elf counsel"
"beautiful one"
"bright like a bear"
"mercy, clemency"
"luminous, shining (via Lucinda)"
"lame, limping"
"from Leicester; possibly heavenly"
"prosperous friend"
Similar sound: These names share phonetic patterns with Litha — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Xhosa origins, giving them the same cultural heritage as Litha.
Rhythm: Litha is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.