Set Seven You must first complete Set Six before viewing this LessonPlease purchase the course before starting the lesson. Silent letters: o as u. a as o. u as in pull. o as in foot. Lesson tags: a as o, a is o, c is s, g is j, o as in foot, o as u, o is u, oo is u, silent b, silent e, silent letters, silent n, silent t, silent w, u as in put