| Answer | Crossword Clue |
|---|---|
| buttress | projecting support built into or against a wall |
| buttresses | A projecting support of stone or brick built against a wall |
| buttressing | Provide (a building or structure) with projecting supports built against its walls |
| buttressed | Provide (a building or structure) with projecting supports built against its walls |
| fortifications | A defensive wall or other reinforcement built to strengthen a place against attack |
| fortification | A defensive wall or other reinforcement built to strengthen a place against attack |
