Present participle; Past participle - heading - headed Present - head - head - heads - head - head - head Past - headed - headed - headed - headed - headed - headed Future - will head - will head - will head - will head - will head - will head Present conditional - would head - would head - would head - would head - would head - would head Present Perfect - have headed - have headed - has headed - have headed - have headed - have headed Past Perfect - had headed - had headed - had headed - had headed - had headed - had headed Future Perfect - will have headed - will have headed - will have headed - will have headed - will have headed - will have headed Past conditional - would have headed - would have headed - would have headed - would have headed - would have headed - would have headed Imperative - - - head - - - - - - - -