the good one.
Another word for a formal speech is an oration or a discourse.
A formal speech is also called an oration, address, or discourse.
Formal is an adjective.
Single verbs are used for formal speech or writing.
formal!
Interjection is the part of speech rarely used in formal writing.
The main types of speech styles are formal, informal, and consultative. Formal speech is used in professional or academic settings, informal speech is used among friends and family, and consultative speech is a mix of formal and informal styles commonly used in business meetings or with acquaintances.
Decicimer
It depends on the type of speech. In an informal speech, slang is fine; in a formal speech, you should avoid slang.
I'm not sure whether you are asking about "formal" (which is an adjective) or "in" (which is a preposition).
The Answer Is Welcome
maybe