Q: I have a preschool client who prevocalically voices everything – b/p, d/t, g/k, and so forth. Do you have any suggestions? Most kids get voicelessness in the final position months before they can do it in the initial position. Here is the order in which I usually work these sounds into the child’s phonological repertoire: Take a step back and work on final voiceless stops — /p/, /t/ and /k/. Use words like up, cup, eat, out, ick, book….