1186710 jmdict A [id=2353369]
化ける[ichi1,news2,nf32]
ばける[ichi1,news2,nf32]
[1][v1,vi]
  to take the form of (esp. in ref. to a spirit, fox, raccoon dog, etc.); to assume the shape of; to turn oneself into; to transform oneself into
[2][v1,vi]
  to disguise oneself (as)
[3][v1,vi]
  to change (into); to transform; to metamorphose
[4][v1,vi]
  to change radically (for the better); to transform; to improve dramatically and unexpectedly (e.g. of an actor, sportsperson, stock price); to make a complete turnaround