The word "Belvider" is commonly misspelled as "Belvedere". The correct pronunciation of "Belvider" is /bɛl.vi.dɛr/, whereas "Belvedere" is pronounced as /bɛl.vɪ.dɪər/. The difference between the two spellings is the letter "e" in "Belvedere". This is a common mistake people make while writing the word. "Belvider" is a proper noun that refers to various places or structures, such as a palace or villa, with a scenic view. It is important to use the correct spelling to ensure proper communication.