flat·land 
(flătlănd′, -lənd)
(flătlănd′, -lənd)n.
1. Land that varies little in elevation.
2. flatlands A geographic area composed chiefly of land that varies little in elevation.
flatland′er n.
- blondness
- blood
- Blood
- blood agar
- blood alcohol concentration
- blood-and-guts
- blood bank
- bloodbath
- blood bath
- blood boosting
- blood-brain barrier
- blood brother
- blood brotherhood
- blood cell
- blood clot
- blood clotting
- blood count
- bloodcurdling
- bloodcurdlingly
- blood diamond
- blood doping
- blooded
- blood feud
- blood fluke
- blood gas