sequestrum

"The diabetic patient developed necrosis in his foot due to poor circulation. "

"Many times surgery is necessary to prevent cancer from spreading."

"He promoted his clerk to office manager."

"Separate the articles from the headings."

"to die by an accident"

"The delicate tissue paper wrapped the fragile antique doll. "

"He removed the marbles from the bag."

"I brush my teeth regularly to prevent them from turning yellow."

"I heard a small fragment of the conversation."

"The doctor said the healing of my broken arm will take about six weeks. "

"The storm during all night. "

"The infection spread quickly through the classroom after one student got sick. "