DISAPPROVING SYLLABLES are words or sounds that express disapproval or dissatisfaction. They are often used to indicate disapproval or disappointment in a situation, and can be used to express disapproval of someone's behavior or attitude. Examples of DISAPPROVING SYLLABLES include 'tsk, ' 'hmm, ' and 'UGH.' These syllables are often used to express disapproval without having to say anything else.