hasten hasten /ˈheɪsən/

verb

1. () Act or move at high speed  ( festinate , look sharp , rush , hasten , hurry )
   act or move at high speed
    We have to rush!
   We have to rush!
    Hurry--it's late!
   hurry--it's late!
   
2. () Move hurridly  ( belt along , bucket along , cannonball along , hasten , hie , hotfoot , pelt along , rush along , step on it , race , rush , speed )
   move hurridly
    He rushed down the hall to receive his guests
   He rushed down the hall to receive his guests
    The cars raced down the street
   The cars raced down the street
   
3. () Speed up the progress of; facilitate  ( expedite , hasten )
   speed up the progress of; facilitate
    This should expedite the process
   This should expedite the process
   
4. () Cause to occur rapidly  ( rush , hasten , stimulate , induce )
   cause to occur rapidly
    The infection precipitated a high fever and allergic reactions
   the infection precipitated a high fever and allergic reactions