The keyword term "patriot day videos" functions as a noun phrase. In this construction, the word "videos" is the head noun, which is the central element of the phrase, while "Patriot Day" acts as a modifier specifying the type of videos.
Grammatically, "Patriot Day" is a compound proper noun that serves as a noun adjunct (or attributive noun). A noun adjunct is a noun that modifies another noun, functioning like an adjective to provide descriptive detail. Here, it specifies that the subject is not videos in general, but a particular category of videos thematically linked to the observance of Patriot Day on September 11. The phrase's structure isolates a specific concept: a collection of media content defined by its subject.
Understanding this term as a noun phrase is crucial because it establishes the article's core subject as a tangible category of items. The main point is not an action (verb) or a quality (adjective), but the videos themselves. Consequently, the article should focus on defining, describing, or analyzing this specific genre of mediaexploring its content, purpose, audience, and impactrather than an action associated with it.
