The keyword term "patriot day film" functions as a noun phrase. In this construction, "film" serves as the head noun, which is the core subject of the phrase. The preceding words, "patriot day," collectively operate as a compound adjective, modifying and specifying the type of film being referenced.
To elaborate on the grammatical breakdown, "patriot day" itself is a nominal compound, where "patriot" (a noun) modifies "day" (another noun), creating a specific proper noun or noun phrase referring to the annual observance of September 11th. When this compound "patriot day" precedes "film," it takes on an adjectival role. It describes the characteristic or association of the film, indicating that the film either pertains to Patriot Day, commemorates the events of September 11th, or is specifically released or observed in relation to that day. Thus, the entire unit acts as a cohesive semantic block, referring to a specific category of cinematic work.
In practical application within a sentence, "patriot day film" would typically function as a subject, object, or complement, effectively naming a particular kind of film. For instance, one might say, "The director is working on a new patriot day film," where the phrase clearly serves as the direct object, identifying the nature of the project.
