мъждукам означава в английски

flicker [flickered, flickering, flickers]▼(to burn or shine unsteadily)
verb
[UK: ˈflɪkə(r)] [US: ˈflɪkər]

glimmer [glimmered, glimmering, glimmers]▼(to shine with faint unsteady light)
verb
[UK: ˈɡlɪ.mə(r)] [US: ˈɡlɪ.mər]