Labour (4)
'labour' is the definition.
(travail is a kind of labour)
This is the entire clue.
(Other definitions for travail that I've seen before include "Toil - anguish" , "Painful labour" , "Hard work" , "painful exercise" , "Hard labour" .)
'labour' is the definition.
(synonyms)
This is all the clue.
(Other definitions for toil that I've seen before include "Manual labour" , "Work extremely hard" , "Work hard, labour" , "Hard physical work" , "Drudgery" .)
'labour' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for work that I've seen before include "Labour" , "Occupation" , "See 5" , "Operate" , ". . . get on with serious business" .)