L IS FOR...
LONG DUG - Greyhound.
"My gurd ole Jan rinned up thikky hill like a Long Dug"

LOUSTERIN'
- Hard Work
"Varmer would be out all day a Daychin' 'n a Ditchin'"

LEARY - Empty, Unladen, Sometimes also used for hungry.

LINNEY - Place where carts, wagons tools, etc. are kept.
A favourite pastime was having to lime wash the Linney.

LENT LILLIES, LENT ROSES - Wild Daffodils.
I have also heard them called 'Daffle Down Dillies'.

LONG TAILED RABBIT - Pheasant
This expression was often used by someone out shooting rabbits, but shoots a Pheasant would say to the Police or Farmer "I'm sorry yer 'onner but I thought 'twas a long tailed rabbit".
If you know any Devon Dialect words beginning with L, drop John an email; [email protected]