Yes, it is. It is the opposite of the word formal (not formal), and a synonym of casual or unofficial.
Formal is an adjective.
Single verbs are used for formal speech or writing.
Interjection is the part of speech rarely used in formal writing.
maybe
Inventor, Maker or Maker-Of-Things!
map maker is the synonym for cartographer. source: dicitonary.com
A synonym for monolog is soliloquy.
Yes, it is. It is the opposite of the word formal (not formal), and a synonym of casual or unofficial.
Another word for a formal speech is an oration or a discourse.
A formal speech is also called an oration, address, or discourse.
speech
Formal is an adjective.
a cartographer
Single verbs are used for formal speech or writing.
formal!
A synonym of monolog is soliloquy, which refers to a speech given by a character alone on stage in a play.