Present participle; Past participle - contouring - contoured Present - contour - contour - contours - contour - contour - contour Past - contoured - contoured - contoured - contoured - contoured - contoured Future - will contour - will contour - will contour - will contour - will contour - will contour Present conditional - would contour - would contour - would contour - would contour - would contour - would contour Present Perfect - have contoured - have contoured - has contoured - have contoured - have contoured - have contoured Past Perfect - had contoured - had contoured - had contoured - had contoured - had contoured - had contoured Future Perfect - will have contoured - will have contoured - will have contoured - will have contoured - will have contoured - will have contoured Past conditional - would have contoured - would have contoured - would have contoured - would have contoured - would have contoured - would have contoured Imperative - - - contour - - - - - - - -