ROUTEWORD

1) It relinquishes rights (6)

2) Circular (5)

3) Water drainage area (5)

4) Case of large scale destruction (9) 5) Nonsense (4) Work clockwise round the grid from the top left hand corner, using the last letter of the first word to start the next. The shaded letters spell out the routeword, so if you get stuck they should give you a kick-start.