Present participle; Past participle - ridging - ridged Present - ridge - ridge - ridges - ridge - ridge - ridge Past - ridged - ridged - ridged - ridged - ridged - ridged Future - will ridge - will ridge - will ridge - will ridge - will ridge - will ridge Present conditional - would ridge - would ridge - would ridge - would ridge - would ridge - would ridge Present Perfect - have ridged - have ridged - has ridged - have ridged - have ridged - have ridged Past Perfect - had ridged - had ridged - had ridged - had ridged - had ridged - had ridged Future Perfect - will have ridged - will have ridged - will have ridged - will have ridged - will have ridged - will have ridged Past conditional - would have ridged - would have ridged - would have ridged - would have ridged - would have ridged - would have ridged Imperative - - - ridge - - - - - - - -