This shows grade level based on the word's complexity.
a common form of dementia, believed to be caused by changes in the brain, usually beginning in late middle age, characterized by memory lapses, confusion, emotional instability, and progressive loss of mental ability.
GOOSES. GEESES. I WANT THIS QUIZ ON PLURAL NOUNS!
Test how much you really know about regular and irregular plural nouns with this quiz.
Question 1 of 9
Which of the following nouns has an irregular plural form?
A degenerative disease of the brain, associated with the development of abnormal tissues and protein deposits in the cerebral cortex and characterized by confusion, disorientation, memory failure, speech disturbances, and the progressive loss of mental capacity.
A progressive, degenerative disease of the brain, commonly affecting the elderly, and associated with the development of amyloid plaques in the cerebral cortex. It is characterized by confusion, disorientation, memory failure, speech disturbances, and eventual dementia. The cause is unknown. Alzheimer's disease is named for its identifier, German psychiatrist Alois Alzheimer (1864-1915).