J
- Jackteeth / Jawteeth - molars; "jackteeth" is used in the north east, "jawteeth" in the southeast and mid Cornwall, but "grinders" in the west.
- Jamien - a hero, legend, honourable person
- Jowse - shake or rattle
- Jowster - itinerant seller, e.g. "fish jowster"
Read more about this topic: List Of Cornish Dialect Words