Though poor, he carried himself with a dignity 'becoming' [='befitting'] a king.
She won the election, 'becoming' the first woman to be President of the nation.
It's 'becoming' [='getting'] quite cold in the evenings.
(..) - Only my new powers can do that. - At what cost? You’re a good person. Don’t do this. I won’t lose you the way I lost my mother. I am becoming more powerful than anyJedi has ever dreamed of. And I’m doing it for you. To protect you. Come away with me. Help me raise our child. (..)2005 Star Wars: Episode III - Revenge of the Sith