Northern __ apples (3)
I believe the answer is:
spy
(Other definitions for spy that I've seen before include "Watch covertly like secret agent" , "Undercover agent" , "Glimpse" , "Mole, agent" , "Secret agent of government" .)
I believe the answer is:
spy
(Other definitions for spy that I've seen before include "Watch covertly like secret agent" , "Undercover agent" , "Glimpse" , "Mole, agent" , "Secret agent of government" .)