good morning, can you help me with these please. many thanks in advance
24d almost as light as light as air, in palpable, airy 8 letters
31a in English history a local representative of the king in a shire until the early 11th century 5 letters
19a a high moorland in west somerset and north devon 6 letters
27a a relatively thin wheel with teeth that project radially from the rim especially one that drives a chain 8 letters
30d any of various narcotic drugs such as morphine and heroin 6 letters