I can defy you can defy he can defy we can defy you can defy they can defy
V-ing form
I can be defying you can be defying he can be defying we can be defying you can be defying they can be defying
Perfect
I can have defied you can have defied he can have defied we can have defied you can have defied they can have defied
V-ing perfect
I can have been defying you can have been defying he can have been defying we can have been defying you can have been defying they can have been defying
Negation
Simple form
I can't defy you can't defy he can't defy we can't defy you can't defy they can't defy
V-ing form
I can't be defying you can't be defying he can't be defying we can't be defying you can't be defying they can't be defying
Perfect
I can't have defied you can't have defied he can't have defied we can't have defied you can't have defied they can't have defied
V-ing perfect
I can't have been defying you can't have been defying he can't have been defying we can't have been defying you can't have been defying they can't have been defying
Interrogative form
Simple form
can I defy? can you defy? can he defy? can we defy? can you defy? can they defy?
V-ing form
can I be defying? can you be defying? can he be defying? can we be defying? can you be defying? can they be defying?
Perfect
can I have defied? can you have defied? can he have defied? can we have defied? can you have defied? can they have defied?
V-ing perfect
can I have been defying? can you have been defying? can he have been defying? can we have been defying? can you have been defying? can they have been defying?
Interro-negative form
Simple form
can't I defy? can't you defy? can't he defy? can't we defy? can't you defy? can't they defy?
V-ing form
can't I be defying? can't you be defying? can't he be defying? can't we be defying? can't you be defying? can't they be defying?
Perfect
can't I have defied? can't you have defied? can't he have defied? can't we have defied? can't you have defied? can't they have defied?
V-ing perfect
can't I have been defying? can't you have been defying? can't he have been defying? can't we have been defying? can't you have been defying? can't they have been defying?