Someone who speaks dramatically and impressively could be called a declaim or an orator.
Dictation .
Protest
Irish is Sasanach Scottish is Sasannach
A person who speaks more than one language is called a polyglot.
monotone
unemotional
Someone who speaks dramatically could be referred to as melodramatic or theatrical.
Perhaps you are thinking of Tourette's syndrome.
That is called a soliloquy, where a character speaks their thoughts aloud while alone on stage, or an aside, where a character speaks directly to the audience while the other characters on stage cannot hear them.
A polyglot is someone who speaks multiple languages, often at least five or more.
talks poorly about someone.