Related Clues:
- Glass ceiling in block
- One unhappy to be kept inside light fence
- Fort fortification
- A stumbling block with first barrel - there's no head on the porter
- Friend with ideas altered fence of stakes
- One down in feeble defensive construction
- Advocate getting shot of street obstacle
- Brexit negotiator swaps note with Republican fence
- Block playwright meeting queen
- Fence? Cross-country runner needs new start
- Strong fence of stakes for fortification
- Black bird removing hard obstacle
- Playwright sitting on top of retaining wall
- Scottish author with the ultimate in writer's block?
- Something that obstructs black bird, cutting head