Present participle; Past participle - purifying - purified Present - purify - purify - purifies - purify - purify - purify Past - purified - purified - purified - purified - purified - purified Future - will purify - will purify - will purify - will purify - will purify - will purify Present conditional - would purify - would purify - would purify - would purify - would purify - would purify Present Perfect - have purified - have purified - has purified - have purified - have purified - have purified Past Perfect - had purified - had purified - had purified - had purified - had purified - had purified Future Perfect - will have purified - will have purified - will have purified - will have purified - will have purified - will have purified Past conditional - would have purified - would have purified - would have purified - would have purified - would have purified - would have purified Imperative - - - purify - - - - - - - -