Have stamina (4)
I believe the answer is:
last
'have stamina' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for last that I've seen before include "Least likely" , "` `The cobler should stick to his ....' '" , "most recent model" , "Rearmost" , "Cobbler's model shape" .)