Blythe sits next to 3 phonetic neighbors — Blithe, Blight, and Lythe are the closest matches by sound. Most share Blythe's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"free-spirited, blissful"
"son of Andrew"
"young, youthful"
"first light of day, sunrise"
"beautiful sea"
"heavenly, blind"
"female monarch, sovereign ruler"
"woman from Magdala (tower)"
"dew of the sea (rosemary herb)"
"burnt meadow clearing"
"watchpost, guard"
"strength, life"
"pure"
"new, fresh start"
"shining light"
"tree, oak tree"
"divine messenger"
"eternal blossom"
"lady, woman"
"bright, shining light"
"miraculous, worthy of wonder"
Similar sound: These names share phonetic patterns with Blythe — 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 Blythe.
Rhythm: Blythe is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.