Mark as important, in a way (4)
I believe the answer is:
star
(Other definitions for star that I've seen before include "Big name" , "Leading actor in a show" , "Five- or six-pointed figure" , "Polaris, for example" , "Brilliant performer?" .)
I believe the answer is:
star
(Other definitions for star that I've seen before include "Big name" , "Leading actor in a show" , "Five- or six-pointed figure" , "Polaris, for example" , "Brilliant performer?" .)