Present participle; Past participle - exacerbating - exacerbated Present - exacerbate - exacerbate - exacerbates - exacerbate - exacerbate - exacerbate Past - exacerbated - exacerbated - exacerbated - exacerbated - exacerbated - exacerbated Future - will exacerbate - will exacerbate - will exacerbate - will exacerbate - will exacerbate - will exacerbate Present conditional - would exacerbate - would exacerbate - would exacerbate - would exacerbate - would exacerbate - would exacerbate Present Perfect - have exacerbated - have exacerbated - has exacerbated - have exacerbated - have exacerbated - have exacerbated Past Perfect - had exacerbated - had exacerbated - had exacerbated - had exacerbated - had exacerbated - had exacerbated Future Perfect - will have exacerbated - will have exacerbated - will have exacerbated - will have exacerbated - will have exacerbated - will have exacerbated Past conditional - would have exacerbated - would have exacerbated - would have exacerbated - would have exacerbated - would have exacerbated - would have exacerbated Imperative - - - exacerbate - - - - - - - -