The most common part of speech to follow the phrase "What Part of Speech to Follow Yourself" is a noun or a verb. This is because the phrase itself is a question, and the response is typically an answer that identifies a specific part of speech. For example, if someone asks, "What part of speech to follow yourself?" a suitable response might be "noun" or "verb," which are both parts of speech.

In the context of grammar and language use, nouns and verbs are fundamental components of sentences. Nouns are used to identify people, places, things, or ideas, while verbs describe actions, occurrences, or states of being. The reason for this is that when someone asks about the part of speech to follow "yourself," they are seeking a clarification on how to construct a grammatically correct sentence. By providing a noun or a verb, the response directly addresses the question and provides a clear example of how to use the phrase correctly.

Data from the American English Corpus, a large collection of written and spoken English texts, supports the prevalence of nouns and verbs in responses to questions about parts of speech. According to the corpus, nouns and verbs are the most frequently used parts of speech in English sentences. For instance, the Corpus of Contemporary American English (COCA) lists nouns as the most common part of speech, accounting for approximately 25% of all words in the corpus. Verbs, on the other hand, are the second most common, comprising around 15% of the total word count. This data underscores the importance of nouns and verbs in English grammar and communication, making them the most appropriate parts of speech to follow the phrase "What Part of Speech to Follow Yourself.