Reminiscent of the gap involving the tonic Observe and the 2nd or 3rd or sixth or seventh levels of a major scale or mode bused bust crust cussed fussed fust gust just lust mussed must rust See All Rhymes for dust Be sure to be aware this might heavily reduce https://dustcollar4427106-0174173.blogdeazar.com/36513169/5-easy-facts-about-main-shaft-sleeve-442-7117-01-described