Obstruent voiced obstruents are common. This contrasts with sonorants, which are prototypically voiced and only rarely voiceless. Obstruent An obstruent is a speech sound such as , , or that is formed by "obstructing" airflow. Obstruents contrast with sonorants, which have no such obstruction and so resonate. All obstruents are consonants, but sonorants include both vowels and consonants. Obstruents are subdivided into plosives (oral stops), such as , with complete occlusion of the vocal tract, often followed by a release burst; fricatives, such as , with limited closure, not stopping airflow but making it turbulent; and affricates, which begin with complete
Sound-alike Sound-alike A sound-alike is a recording intended to imitate the sound of a popular record, the style of a popular recording artist, or a current musical trend; the term also refers to the artists who perform on such recordings. In the voice-over world, it may also refer to those who recreate the voice and vocal mannerisms of a given celebrity's vocal performance (see also impersonator). Sound-alikes are usually made as budget copies or "knockoffs" of popular recordings. The cost of writing and recording a new song that sounds similar to a popular song is usually negligible compared to the cost