haematoma

"Spring recess offers a good chance to travel."

"The spilled tomato sauce clotted on the counter after sitting there for a while. "

"Except for one or two days a year, he usually walks to work."

"The art class explored different geometric forms. "

"the result of a course of action;  the result of a mathematical operation"

"After she bumped her head, a large bump started swelling on her forehead. "

"The Bloods are a rival gang at the high school. "

"By now, you must surely know which is which."

"If the vase falls to the floor, it might break."

"The apple is falling from the tree. "

"The harbor was full of vessels, from small fishing boats to large cargo ships. "

"The storm during all night. "