| Useful skill |
| Warning device |
| Lifting device? |
| Heating devices. |
| Aerosol devices |
| Analog delay device |
| Medieval dungeon device |
| Musician's device also called a sordino |
| Make oneself useful |
| Copy protection device, to tech geeks |
| Catchphrase of a contraceptive device's mascot? |
| Useful attribute |
| Aircraft's aiming device |
| Useful or valuable quality or possession |
| Clearing device? |
| Possessed useful information (on) |
| Electrical device |
| Defective device |
| Device controlling inflow into a cistern |
| Jack-in-the-box device? |
| Devices that record data on noisy dogs? |
| Acoustic device |
| Adding device |
| Noisy restaurant device |
| A literary device for saying almost everything about almost anything": Huxley |
| Aquarium device |
| Airport devices |
| Laundry security device? |
| Useful quality |
| Photographic device |