2. In the greatest number
5. Beat up
7. Two times
8. The right-hand side
11. Navy
13. Woody plant
14. Permanent army post
15. Capital of Greece
16. Open ------
19. People in general
22. Scheme
23. Self-respect
24. Traditionalists
25. Tugs
26. Furnace
27. Fast aircraft

Down

1. Employees
2. Skinflint
3. Eight singers
4. Chair
5. Thin soup
6. Conceals
9. Part of verb to be
10. Leased
12. British astronomer
15. Chopping tool
16. Ghost
17. Sorrowful
18. Male name
19. Freshwater fish
20. Small mountains
21. Something that causes fermentation
23. Bishop of Rome