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