carcinoma

"The teacher's encouraging words confirmed the student's resolve to study harder for the exam. "

"The teacher explained the new math concept quickly. "

"The doctor explained that the cancer had started in her breast, but it had begun to metastasize to her bones. "

"The doctor examined the epithelial cells from the patient's skin biopsy under a microscope. "

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

"The school bully was a malignant influence on the younger students. "

"The invasive species of weeds in the school garden are difficult to control. "

"He spread his newspaper on the table."

"He still has nightmares resulting from the treatment he received from his captors."

"The student derived the answer to the math problem from the formula. "

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

"If you still feel unwell tomorrow, see your doctor."