Her political activism throws the apathy of others into sharp 'relief'. [=makes the apathy of others very noticeable]
His character provides a little 'comic relief' in what is otherwise a very serious and dramatic movie.
Just one day of sunshine would be a welcome 'relief' from the rainy weather we've been having lately.
(..) Sorry! Buckley? Are you okay? You're okay. Oh, my baby. My baby. And I remember the light in my parents' eyes, the relief. It was my fault. It will not happen again. those unlucky people to whom bad things happen for no reason. You know, the Buddhists say if you save someone else's life... (..)2009 The Lovely Bones