act as a sentry (5)
I believe the answer is:
guard
(Other definitions for guard that I've seen before include "Protect(or)" , "Screw" , "Warden; defend" , "Sentry" , "One keeps watch" .)
I believe the answer is:
guard
(Other definitions for guard that I've seen before include "Protect(or)" , "Screw" , "Warden; defend" , "Sentry" , "One keeps watch" .)