trapezium

"The train tracks are two parallel lines that run through the entire town. "

"My aunt is a neurosurgeon who performs complex brain operations at the hospital. "

"The teacher asked us to draw a quadrilateral, so I drew a shape with four straight sides. "

"The fracture in the windowpane made a loud, sharp sound. "

"The irregulars attacked the government buildings, not following the standard military formations. "

"My family has a different ideal for my future than I do. "

"We cleared the tabletop after dinner to play a board game. "

"He listened carefully to his mother's concerns, feeling sorrowful about her disappointment. "

"Damage to the brainstem can be very serious because it controls vital functions like breathing and heart rate. "

"After falling on the ice, she had a pain in her posterior. "

"The library offered an extension on the due date for the overdue books. "

"The fallen tree lay as a dangerous transverse across the road, blocking all traffic. "