The keyword term "patriot day in 2025" functions grammatically as a noun phrase. The core of this phrase is "Patriot Day," which is a proper nounthe specific name of a day of national observance. The entire phrase acts as a single noun unit within a sentence.
A detailed grammatical analysis shows that the phrase is composed of a proper noun ("Patriot Day") followed by a prepositional phrase ("in 2025"). This prepositional phrase, which includes the preposition "in" and the noun "2025," acts as an adverbial modifier. It modifies the proper noun by specifying its temporal context, answering the question "when?" about Patriot Day. Despite this internal modification, the complete term "patriot day in 2025" operates as a cohesive noun phrase.
This determination is crucial for article construction because as a noun phrase, the keyword can serve as the main point by functioning as the subject of a sentence (e.g., "Patriot Day in 2025 will be a solemn occasion."), a direct object (e.g., "The nation will observe Patriot Day in 2025."), or the object of a preposition (e.g., "This article is about Patriot Day in 2025."). This grammatical role allows the keyword to be the central topic around which all supporting details and clauses are built, ensuring it remains the focal point of the article.