| Answer | Crossword Clue |
|---|---|
| COG | Tooth on a wheel. |
| cogwheel | tooth on a wheel (cog·wheel), connecting with another such wheel |
| cog | a tooth on the rim of a wheel or gear |
| cogs | tooth on a wheel (cog·wheel), connecting with another such wheel |
| cog | tooth on a wheel (cog·wheel), connecting with another such wheel |
| SPROCKET | Tooth of a wheel. |
| DENT | Tooth of a wheel. |
| ratchets | A device consisting of a bar or wheel with a set of angled teeth in which a pawl, cog, or tooth engages, allowing motion in one direction only |
