Present participle; Past participle - compacting - compacted Present - compact - compact - compacts - compact - compact - compact Past - compacted - compacted - compacted - compacted - compacted - compacted Future - will compact - will compact - will compact - will compact - will compact - will compact Present conditional - would compact - would compact - would compact - would compact - would compact - would compact Present Perfect - have compacted - have compacted - has compacted - have compacted - have compacted - have compacted Past Perfect - had compacted - had compacted - had compacted - had compacted - had compacted - had compacted Future Perfect - will have compacted - will have compacted - will have compacted - will have compacted - will have compacted - will have compacted Past conditional - would have compacted - would have compacted - would have compacted - would have compacted - would have compacted - would have compacted Imperative - - - compact - - - - - - - -