Synonyms for Scat (same or very similar meaning)
WordNet sense 1 (flee; take to one's heels; cut and run):
bunk, escape, lam, run, scarper, run away, fly the coop, head for the hills, hightail it, take to the woods, turn tailWordNet sense 2 (singing jazz; the singer substitutes nonsense syllables for the words of the song and tries to sound like a musical instrument):
scat singingFrom the ODE community, based on WordNetadd/edit