Present participle; Past participle - disbelieving - disbelieved Present - disbelieve - disbelieve - disbelieves - disbelieve - disbelieve - disbelieve Past - disbelieved - disbelieved - disbelieved - disbelieved - disbelieved - disbelieved Future - will disbelieve - will disbelieve - will disbelieve - will disbelieve - will disbelieve - will disbelieve Present conditional - would disbelieve - would disbelieve - would disbelieve - would disbelieve - would disbelieve - would disbelieve Present Perfect - have disbelieved - have disbelieved - has disbelieved - have disbelieved - have disbelieved - have disbelieved Past Perfect - had disbelieved - had disbelieved - had disbelieved - had disbelieved - had disbelieved - had disbelieved Future Perfect - will have disbelieved - will have disbelieved - will have disbelieved - will have disbelieved - will have disbelieved - will have disbelieved Past conditional - would have disbelieved - would have disbelieved - would have disbelieved - would have disbelieved - would have disbelieved - would have disbelieved Imperative - - - disbelieve - - - - - - - -