Muriel sits next to 5 phonetic neighbors — Harriet, Miriel, and Miriam are the closest matches by sound. Most share Muriel's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"bright sea, shining sea"
"of or belonging to a king"
"consecrated to God"
"one who weans, abstaining"
"from Paisley, Scotland (basilica church)"
"pearl"
"from Brittany (French region)"
"throne, far-sighted"
"dweller near the oak trees"
"from Derby"
"little king, royal one"
"brave as a wild boar, boar-strength"
"beloved, darling"
"sparkling, clear"
"gift, wealthy (from Jesse)"
"man of God, messenger"
"yew tree"
"pure"
"dark, black-haired"
"brightness, warmth"
Similar sound: These names share phonetic patterns with Muriel — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old Irish muirgeal origins, giving them the same cultural heritage as Muriel.
Rhythm: Muriel is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.