what subcategory best fits the following words from list 2? tournament, pageant, match (used as a noun)

The correct answer is match.

Match is a formal contest in which two or more persons or teams compete. It is often part of a tournament but can also exist on its own.

Tournament consists of multiple matches between contestants. There is usually a large number of contestants in a tournament. Because of this, a tournament is usually divided into various matches, each involving some of the competitors. The overall tournament winner is determined based on the combined results of these individual matches.