Vocabulary

病気

illness (usu. excluding minor ailments, e.g. common cold); disease; sickness

noun
N5 freq #2

Example sentences

He is concerned about his father's illness.

He seemed to have been ill.

He couldn't come because he was sick.

He has been sick in bed all week.

He soon recovered from the illness.

He might have been ill then.

He remains sick in bed.

His illness stems from his intemperance.