This document is from an intermediate pronunciation lesson from SkimaTalk that focuses on the sounds [tʃ], [dʒ], [ʃ], and [ʒ]. It provides examples of words containing each sound, as well as tongue twisters practicing their pronunciation. The lesson includes 10 words each for [tʃ] and [dʒ], and [ʃ] and [ʒ] to demonstrate how to produce the sounds. It concludes by providing tongue twisters combining pairs of the focused sounds.