corkscrew

"The roller coaster corkscrewed wildly before plunging downwards. "

"During the crackdown, many opponents of the regime were arrested."

"The teacher asked each student to write their signature on the permission slip. "

"The horizontal of the classroom desk is sturdy enough to hold a large stack of books. "

"The school fair provided much amusement for the children. "

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

"They carried an assortment of gardening implements in the truck."

"My teacher explained the new math formula specifically for students in the advanced class. "

"The dog's barking became increasingly louder throughout the night. "

"The information about the project deadline resolved my uncertainty; now I know what needs to be completed. "

"The inversion of the classroom seating chart put students next to different classmates. "

"The complicated instructions on the new software difficult me from completing the project on time. "