Hesitating sounds are a type of vocalization that people make when they are uncertain or unsure of what to say. The crossword solutions for the term 'hesitating sounds' are HAWS (4 letters), UHS (3 letters), and ERS (3 letters). HAWS stands for 'half-articulated words, ' UHS stands for 'unarticulated sounds, ' and ERS stands for 'extended resonances.' These terms refer to the different types of sounds that people make when they are hesitating, such as stammering, stuttering, and pausing.