Present participle; Past participle - twittering - twittered Present - twitter - twitter - twitters - twitter - twitter - twitter Past - twittered - twittered - twittered - twittered - twittered - twittered Future - will twitter - will twitter - will twitter - will twitter - will twitter - will twitter Present conditional - would twitter - would twitter - would twitter - would twitter - would twitter - would twitter Present Perfect - have twittered - have twittered - has twittered - have twittered - have twittered - have twittered Past Perfect - had twittered - had twittered - had twittered - had twittered - had twittered - had twittered Future Perfect - will have twittered - will have twittered - will have twittered - will have twittered - will have twittered - will have twittered Past conditional - would have twittered - would have twittered - would have twittered - would have twittered - would have twittered - would have twittered Imperative - - - twitter - - - - - - - -