Interjections are most commonly used in speech or dialogue.
Article
That depends on how you're asking it!If you mean 'vague' as in the word itself, it is an adjective. According to Dictionary.com, their definition is "not clearly or explicitly stated or expressed."If you mean 'vague' as in - what part of speech is broad or not thoroughly detailed, that would be articles. A commonly used article would be 'The'. The reason that this is the most vague part of speech is that there are very few articles and not many rules follow articles in comparison to the other parts of speech.If you do not consider 'articles' one of the parts of speech in English, then the most vague part of speech would be interjections. Interjections are used to express emotions. Words such as 'Wow' or 'Yippee' are interjections. Also, filled pauses such as uh, er, or um are also interjections. Interjections are usually followed by exclamation marks. (Remember, almost any word can be made an interjection given enough emphasis.)
The writing.
There are many huge lists of the most common words in the English language, but the top-ranked most commonly used word would be "the", quickly followed by "very", "though", and "just".
Persuasive writing.
The 12 most commonly used Interjections:yesohyeahnoheyhihellohmmahwowouchhurray
Interjections are most commonly used to express emotions, reactions, or fillers in conversation. They often convey feelings like surprise, joy, frustration, or agreement, and can add a sense of immediacy and emphasis to communication.
Emotional expressions, such as wow, ouch, yikes, and hooray, are commonly associated with interjections. These words are used to convey strong emotions or reactions in a conversation.
Speeches.
Interjections are normally used to show some measure of emotional intensity, so the exclamation mark would usually follow.
Interjections are commonly used in spoken language to express emotions or reactions like surprise, excitement, agreement, or frustration. They can add emphasis to a sentence or help convey the speaker's emotion more vividly. Some common interjections include "Wow!", "Oops!", "Oh no!", and "Yay!".
C. Exclamation point is the mark of punctuation most closely associated with interjections as it is used to express strong emotions or exclamations in writing.
technical writing
A business letter is the most formal type of functional writing.
The most commonly known are hieroglyphics, they look like pictures of animals and hands etc.. Look into the Rosetta Stone if you want to know the other kind of Egyptian language and writing symbols.
Descriptive adjectives are the most commonly used in speech and writing. They provide more detail about a noun, helping to paint a clearer picture for the reader or listener.
The most formal kind of functional writing would be formal letters. This type of letter would be used in circumstances dealing with business matters or even when writing to a stranger.