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"
"feminine diminutive of Gabriel"
"air, song, melody"
"truth, genuine"
"prayer, wish"
"wise child"
"flat tropical grassland"
"divine messenger"
"live coal, smoldering fire"
"God has answered me"
"noble one (folk etymology)"
"one who tends an enclosed land"
"vision of beauty"
"bright, clear"
"may Jehovah add"
"beautiful, torch"
"torch, bright flame"
"birthday (of the Lord)"
"bright, shining light"
"rebellion"
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.