Middle school is a frontier where students can explore new subjects. While they learn from a curriculum steeped in core courses, kids also benefit from exploratory subjects. Also known as âexploratories,â these courses are often called related arts, allied arts, unified arts, or specials.
No, it is not an adjective. Couple is a noun, or more rarely a verb. Coupled could be an adjective.
Many word combinations that use a noun as adjective are regarded as nouns in their own right, with their own dictionary definition. But not all dictionaries agree with each other. For example, some dictionaries list tennis ball as a noun and other dictionaries do not.