Question: is aw a vowel digraph?
Answer: Digraphs that spell vowel sounds include the letter pairs ai, ay, ee, ea, ie, ei, oo, ou. ow, oe, oo, ue, ey, ay, oy, oi, au, aw. The important thing to remember is that a digraph is made of two letters, and although the letters spell a sound, the digraph is the two letters, not the sound.