Complete the crossword. What is the vertical word in grey?

1. Most importantly  ABOVEALL
2. Person in control of a political party 
3. Another word for ‘old’ 
4. A synonym for ‘reduce’ 
5. Money people must pay to the government 
6. A set of plans and ideas that a group agree on 
7. Help, often in the form of money 
8. Not fair