逞能

chěngnéng
  1. to show off one's ability
  2. to boast one's merits

CEDICT

Entry Composition

1 逞 chěng
  1. to show off
  2. to flaunt
  3. to carry out or succeed in a scheme
  4. to indulge
  5. to give free rein to
2 能 néng
  1. can
  2. to be able to
  3. might possibly
  4. ability
  5. (physics) energy