| Arm extension? |
| Building extensions |
| Architects' extensions |
| Couch extension? |
| Collar extensions |
| Right-angle pipe joint |
| Academic extension? |
| Right-angled iron brace |
| Extensions |
| Perpendicular extensions |
| Hotel extension? |
| Nerve cell extensions |
| Anatomical extension |
| Bowsprit extension |
| Extension of some domains |
| Library extension? |
| Architect's extension |
| Angled building extension |
| Things blocked by some browser extensions |
| Amazon extension? |
| Cord extension? |
| Table extensions |
| Right-angled structure |
| Digital extensions |
| Major extensions? |
| Salon chain that offers scarves along with hair extensions? |
| Lobby extension? |
| Switch extension? |
| Right-angle annex |
| 90-degree building extensions |