15-Letter Words Containing: E,A,C,H,O,U,R,S

• the branch of medicine dealing with mental disorders attributable to diseases of the nervous system

• former genus of primitive apelike men now Homo erectus

• excessive nutrients in a lake or other body of water, usually caused by runoff of nutrients (animal waste, fertilizers, sewage) from the land, which causes a dense growth of plant life; the decomposition of the plants depletes the supply of oxygen, leading to the death of animal life

• The characteristic of providing insecure footing or support; of being marked by hidden dangers, hazards, or perils.