The adjective coarse means rough, common, inferior, or indecent. The noun course can mean several things, including path, playing field, mode of behavior, unit of study, and onward movement. As a verb, course means to move swiftly.
Examples:
- My sister dislikes the coarse language used by many of today's comedians.
- After the first class meeting, several students decided to drop the course.
- "How we spend our days is, of course, how we spend our lives." (Annie Dillard)
- The woman placed her hand on the grubby window as tears coursed down her face.
Practice:
(a) "When a subject becomes totally obsolete we make it a required _____." (Peter Drucker)(b) After failing the entrance exam, Bobo had to come up with a new _____ of action.
(c) The builder decided to use broken stones and other _____ materials for the foundation of the house.

