Edith sits next to 3 phonetic neighbors — Edyth, Edita, and Ada are the closest matches by sound. Most share Edith's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"prosperous in war"
"dark one (variant)"
"to ward off, protect"
"moon"
"holly tree"
"Christian woman"
"God has helped"
"one who works the earth"
"dark red, crimson"
"ugly-headed (original Gaelic)"
"angelic, messenger of God"
"foreign riches, bright one"
"graceful beauty"
"member of the Gauts (Germanic tribe)"
"noble, of noble kind"
"supplanter, one who follows"
"of the forest"
"crown, garland"
"a narrow path or road"
"ruler of supernatural beings"
Similar sound: These names share phonetic patterns with Edith — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English origins, giving them the same cultural heritage as Edith.
Rhythm: Edith is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.