ACROSS

1 Think of a ditch.  
4 Gives its name to a famous cloth. 
6 Not a loft, but against a castle. 
8 A castle town and port.  
10 A nasty gate.  
12 A tenant might pay this.  
13 Round a castle and high.  
23 Cleans the castle toilets.  
7 Something that Odo was not, although it sounds like him. 
14 Opposite of few.  
17 A castle near here.  
19 The first castle that William built in England. 
21 Like elctricity - King William had lots of this. 
22 A great place in the castle.  

DOWN

1 A very dangerous hole.  
2 A cloth that tells a story.  
3 Attack with this.  
5 You have to be able to do this if you are a mason. 
9 Not yours.  
11 ...of London ?  
14 Sounds like a moat but is not. 
15 1066 battle ?  
16 Like a tower.  
18 You need this in a siege.  
20 Re-arrange this and you get William's half-brother. 
