楔

Han character

 * 1) wedge
 * 2) gatepost
 * 3) foreword

Definitions

 * 1) wedge; peg
 * 2)  to drive; to wedge
 * 3)  to stuff in; to plug in; to fill in
 * 4)  wedge; peg; stopper
 * 5)  to bribe

Noun

 * 1) a wedge