Present participle; Past participle - litigating - litigated Present - litigate - litigate - litigates - litigate - litigate - litigate Past - litigated - litigated - litigated - litigated - litigated - litigated Future - will litigate - will litigate - will litigate - will litigate - will litigate - will litigate Present conditional - would litigate - would litigate - would litigate - would litigate - would litigate - would litigate Present Perfect - have litigated - have litigated - has litigated - have litigated - have litigated - have litigated Past Perfect - had litigated - had litigated - had litigated - had litigated - had litigated - had litigated Future Perfect - will have litigated - will have litigated - will have litigated - will have litigated - will have litigated - will have litigated Past conditional - would have litigated - would have litigated - would have litigated - would have litigated - would have litigated - would have litigated Imperative - - - litigate - - - - - - - -