Present participle; Past participle - colliding - collided Present - collide - collide - collides - collide - collide - collide Past - collided - collided - collided - collided - collided - collided Future - will collide - will collide - will collide - will collide - will collide - will collide Present conditional - would collide - would collide - would collide - would collide - would collide - would collide Present Perfect - have collided - have collided - has collided - have collided - have collided - have collided Past Perfect - had collided - had collided - had collided - had collided - had collided - had collided Future Perfect - will have collided - will have collided - will have collided - will have collided - will have collided - will have collided Past conditional - would have collided - would have collided - would have collided - would have collided - would have collided - would have collided Imperative - - - collide - - - - - - - -