Same word as take flight:

abscond, bail out, bound, cop out, cut loose, cut out, dart, dash, ditch, drop out, dump, escape, flee, flight, fly, hightail, hotfoot, hurtle, jump, kiss goodbye, leap, leave flat, leave high and dry, leave holding the bag, leave in the lurch, make a break for it, make off, make tracks, opt out, run like scared rabbit, run out on, rush, scamper, scoot, skedaddle, skip, split, spring, sprint, start, startle, step on it, take flight, take off, walk out on