The word tumult has syllables. The first u in the word sounds like . The second u sounds like . Look at this dictionary pronunci
ation respelling for the word monotonous: \mə-ˈnä-tə-nəs\. The word monotonous has syllables. The first and third o in the word sound like . The second o sounds like .
There are various words of English language which have different pronunciation of same letters. These words have some letter being pronounced short at start and long at later. The word tumult has word u twice in it. The first u is pronounced short while second u is pronounced longer.