Unit 6 words

Crossword

Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
 1                     
       2         3        
4               5         
                    
 6                    7   
             8         
         9             
10        11            12      
                    
    13                  
   14           15          
           16           
    17                  
          18            
                    
        19   20             
                    
                    
      21