The dictionary
That is the correct spelling of "tomato."
That is the correct spelling of Munchkin, referring to the elflike creatures from the book and movie "The Wizard of Oz." The lowercase munchkin is a slang term of endearment often used toward small children.
The one you used is correct.
That is the correct spelling of "preventative" (used to deter or avoid).
If you mean the 'bat' used to play tennis - the correct spelling is raquet
The correct spelling is exhausted (worn out, or used up).
The correct spelling is bibliography. It means the list of books and similar sources used in writing an article or book.
The correct spelling is "sphygmomanometer."
The correct spelling in British English (used in England, Canada, Australia, New Zealand and so on) is cosy.The correct spelling in American is cozy.
You have used the correct spelling. It is 'embarrassment'.
You had the correct spelling in your question ("questioning").