I can defame you can defame he can defame we can defame you can defame they can defame
V-ing form
I can be defaming you can be defaming he can be defaming we can be defaming you can be defaming they can be defaming
Perfect
I can have defamed you can have defamed he can have defamed we can have defamed you can have defamed they can have defamed
V-ing perfect
I can have been defaming you can have been defaming he can have been defaming we can have been defaming you can have been defaming they can have been defaming
Negation
Simple form
I cannot defame you cannot defame he cannot defame we cannot defame you cannot defame they cannot defame
V-ing form
I cannot be defaming you cannot be defaming he cannot be defaming we cannot be defaming you cannot be defaming they cannot be defaming
Perfect
I cannot have defamed you cannot have defamed he cannot have defamed we cannot have defamed you cannot have defamed they cannot have defamed
V-ing perfect
I cannot have been defaming you cannot have been defaming he cannot have been defaming we cannot have been defaming you cannot have been defaming they cannot have been defaming
Interrogative form
Simple form
can I defame? can you defame? can he defame? can we defame? can you defame? can they defame?
V-ing form
can I be defaming? can you be defaming? can he be defaming? can we be defaming? can you be defaming? can they be defaming?
Perfect
can I have defamed? can you have defamed? can he have defamed? can we have defamed? can you have defamed? can they have defamed?
V-ing perfect
can I have been defaming? can you have been defaming? can he have been defaming? can we have been defaming? can you have been defaming? can they have been defaming?
Interro-negative form
Simple form
can I not defame? can you not defame? can he not defame? can we not defame? can you not defame? can they not defame?
V-ing form
can I not be defaming? can you not be defaming? can he not be defaming? can we not be defaming? can you not be defaming? can they not be defaming?
Perfect
can I not have defamed? can you not have defamed? can he not have defamed? can we not have defamed? can you not have defamed? can they not have defamed?
V-ing perfect
can I not have been defaming? can you not have been defaming? can he not have been defaming? can we not have been defaming? can you not have been defaming? can they not have been defaming?