Present participle; Past participle - rarifying - rarified Present - rarify - rarify - rarifies - rarify - rarify - rarify Past - rarified - rarified - rarified - rarified - rarified - rarified Future - will rarify - will rarify - will rarify - will rarify - will rarify - will rarify Present conditional - would rarify - would rarify - would rarify - would rarify - would rarify - would rarify Present Perfect - have rarified - have rarified - has rarified - have rarified - have rarified - have rarified Past Perfect - had rarified - had rarified - had rarified - had rarified - had rarified - had rarified Future Perfect - will have rarified - will have rarified - will have rarified - will have rarified - will have rarified - will have rarified Past conditional - would have rarified - would have rarified - would have rarified - would have rarified - would have rarified - would have rarified Imperative - - - rarify - - - - - - - -