T
- Tacker - small child, toddler
- Teal - to till, cultivate (e.g. 'tealing teddies')
- Teasy - bad-tempered (from Cornish language tesek)
- Teddy / tiddy - potato
- Thirl - hungry
- Tidden - tender
- To - at; e.g. ""over to Cury" (at of Cury) Also "Where is it?" could be phrased as "Where's he/her to?" and "Where's that" as "Where's that to" (cp. usage in the Bristolian dialect).
- Tob - a piece of turf
- Tol - (a place-name element) hole (from Cornish language toll)
- Towan - sandhill or dune (from Cornish language tewyn)
- Tre - (a place-name element) house or settlement (properly a farmstead) (from Cornish language tre)
Read more about this topic: List Of Cornish Dialect Words