What is missing?

Can you guess what we have erased?

On every image we have erased something and you must guess what it is.

The solutions can be one or several words, and the spaces for the letters are shown to help you.

With every correct answer you gain diamonds; you can spend them to get the answer or clues in the form of a letter that's contained in the answer.

Try to complete all levels, there are more than 200!