The substitution of Middle English -o- for Old English -u- before -m-, -n-, or -r- was a scribal habit before minims to avoid misreading the letters in the old style handwriting, which jammed letters. The practice similarly transformed some, monk, tongue, worm.
Bellbrook is a city in Greene County, Ohio, United States. The population was 6,943 at the 2010 census. It is part of the Dayton Metropolitan Statistical Area.
The community of Fallbrook consists of 36,000 acres and is located south of Riverside County and east of Camp Pendleton. Its neighboring communities are Bonsall to the south, Pala to the east and Rainbow to the northeast. Most of the area is characterized by rolling hills covered in avocado and citrus orchards. However, as the topography changes, it creates natural buffers that separate Fallbrook from its neighbors.