pox

"Although the birds fly north for the summer, they return here in winter."

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

""Different immigrant communities in the city often maintain their own unique cultural traditions and languages." "

"The flu was widespread throughout the school, with many students absent. "

"After unprotected sex, John worried he might have contracted syphilis, so he went to the clinic for a checkup. "

"Any epidemic outbreak causes understandable panic."

"The historical romance novel was a bestseller in the bookstore. "

"My sometimes neighbor, a retired teacher, still visits the school occasionally. "

"The doctor cleaned the purulent wound carefully before applying a bandage. "

"The old road had pockmarks from years of harsh winters and constant patching. "

"The volcano's frequent eruptions sent plumes of ash high into the sky. "

"The teacher characterized the student as disruptive in class. "