Brickwork

Enter the solutions to the clues in their numbered layers of the wall. Each word must be an anagram of its neighbours, plus or minus one letter.

1 Small food fish 2 Sewers 3 Lowest point of heavens 4 Outer skin of bacon 5 Clamour, hullabaloo 6 Strong breeze 7 Broaden 8 Having limbs specialised for flight 9 Marriage ceremony