Present participle; Past participle - downgrading - downgraded Present - downgrade - downgrade - downgrades - downgrade - downgrade - downgrade Past - downgraded - downgraded - downgraded - downgraded - downgraded - downgraded Future - will downgrade - will downgrade - will downgrade - will downgrade - will downgrade - will downgrade Present conditional - would downgrade - would downgrade - would downgrade - would downgrade - would downgrade - would downgrade Present Perfect - have downgraded - have downgraded - has downgraded - have downgraded - have downgraded - have downgraded Past Perfect - had downgraded - had downgraded - had downgraded - had downgraded - had downgraded - had downgraded Future Perfect - will have downgraded - will have downgraded - will have downgraded - will have downgraded - will have downgraded - will have downgraded Past conditional - would have downgraded - would have downgraded - would have downgraded - would have downgraded - would have downgraded - would have downgraded Imperative - - - downgrade - - - - - - - -