Stare daggers (at) (6)
I believe the answer is:
glower
(Other definitions for glower that I've seen before include "Threatening look" , "Look hotly or angrily" , "Stare angrily, scowl" , "Not a good look" , "Angry and sullen look" .)
I believe the answer is:
glower
(Other definitions for glower that I've seen before include "Threatening look" , "Look hotly or angrily" , "Stare angrily, scowl" , "Not a good look" , "Angry and sullen look" .)