promote

verb

• 1support or actively encourage (a cause, venture, etc.); further the progress of:some regulation is still required to promote competition
• give publicity to (a product, organization, or venture) so as to increase sales or public awareness:they are using famous personalities to promote the library nationally
• attempt to ensure the passing of (a private Act of Parliament): the government of the day would not be promoting the bill

• 2raise (someone) to a higher position or rank:she was promoted to General Manager
• transfer (a sports team) to a higher division of a league:they were promoted from the Third Division last season
• Chess exchange (a pawn) for a more powerful piece of the same colour, typically a queen, when it reaches the opponent’s end of the board.
• Bridge enable (a relatively low card) to win a trick by playing off the higher ones first: East will win with the ace and lead a heart, promoting the ♠9

• 3 Chemistry (of an additive) act as a promoter of (a catalyst).