Present participle; Past participle - usurping - usurped Present - usurp - usurp - usurps - usurp - usurp - usurp Past - usurped - usurped - usurped - usurped - usurped - usurped Future - will usurp - will usurp - will usurp - will usurp - will usurp - will usurp Present conditional - would usurp - would usurp - would usurp - would usurp - would usurp - would usurp Present Perfect - have usurped - have usurped - has usurped - have usurped - have usurped - have usurped Past Perfect - had usurped - had usurped - had usurped - had usurped - had usurped - had usurped Future Perfect - will have usurped - will have usurped - will have usurped - will have usurped - will have usurped - will have usurped Past conditional - would have usurped - would have usurped - would have usurped - would have usurped - would have usurped - would have usurped Imperative - - - usurp - - - - - - - -