Mabel sits next to 4 phonetic neighbors — Maybel, Maple, and Mamie are the closest matches by sound. Most share Mabel's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"lovable, dear"
"An English surname turned first name; popularized as a girl's name ..."
"night; dark beauty"
"bay laurel"
"flower name, antha suffix"
"play, amusement"
"grace, mercy"
"straight beauty"
"one who tends an enclosed land"
"lady, queen"
"woman from Magdala (tower)"
"free woman, free man"
"One who lives near a brook"
"noble, of noble kind"
"beautiful, torch"
"garden, vineyard"
"born in summer"
"work-power, industrious strength"
"prayer, God has favored"
"ruler of the household"
"the daisy flower"
Similar sound: These names share phonetic patterns with Mabel — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin origins, giving them the same cultural heritage as Mabel.
Rhythm: Mabel is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.