Here's why:
* Nouns: They represent people, places, things, or ideas. They are the core subjects and objects of sentences, carrying the main meaning.
* Pronouns: They stand in for nouns, acting as substitutes to avoid repetition. They also carry meaning, referring to specific people, places, or things.
Content words are words that carry the most meaning in a sentence. They are the essential components that convey the information.
Here are some other examples of content words:
* Verbs: Words that describe actions or states of being.
* Adjectives: Words that describe nouns.
* Adverbs: Words that describe verbs, adjectives, or other adverbs.
Function words, on the other hand, are words that serve grammatical roles and help connect content words. Examples include:
* Prepositions: Words that show the relationship between nouns or pronouns and other words in the sentence (e.g., on, in, at).
* Conjunctions: Words that join words, phrases, or clauses (e.g., and, but, or).
* Articles: Words like "a," "an," and "the" that modify nouns.
So, while nouns and pronouns might not be the only content words in a sentence, they are crucial for understanding the meaning and conveying the message.