I could deign you could deign he could deign we could deign you could deign they could deign
V-ing form
I could be deigning you could be deigning he could be deigning we could be deigning you could be deigning they could be deigning
Perfect
I could have deigned you could have deigned he could have deigned we could have deigned you could have deigned they could have deigned
V-ing perfect
I could have been deigning you could have been deigning he could have been deigning we could have been deigning you could have been deigning they could have been deigning
Negation
Simple form
I couldn't deign you couldn't deign he couldn't deign we couldn't deign you couldn't deign they couldn't deign
V-ing form
I couldn't be deigning you couldn't be deigning he couldn't be deigning we couldn't be deigning you couldn't be deigning they couldn't be deigning
Perfect
I couldn't have deigned you couldn't have deigned he couldn't have deigned we couldn't have deigned you couldn't have deigned they couldn't have deigned
V-ing perfect
I couldn't have been deigning you couldn't have been deigning he couldn't have been deigning we couldn't have been deigning you couldn't have been deigning they couldn't have been deigning
Interrogative form
Simple form
could I deign? could you deign? could he deign? could we deign? could you deign? could they deign?
V-ing form
could I be deigning? could you be deigning? could he be deigning? could we be deigning? could you be deigning? could they be deigning?
Perfect
could I have deigned? could you have deigned? could he have deigned? could we have deigned? could you have deigned? could they have deigned?
V-ing perfect
could I have been deigning? could you have been deigning? could he have been deigning? could we have been deigning? could you have been deigning? could they have been deigning?
Interro-negative form
Simple form
couldn't I deign? couldn't you deign? couldn't he deign? couldn't we deign? couldn't you deign? couldn't they deign?
V-ing form
couldn't I be deigning? couldn't you be deigning? couldn't he be deigning? couldn't we be deigning? couldn't you be deigning? couldn't they be deigning?
Perfect
couldn't I have deigned? couldn't you have deigned? couldn't he have deigned? couldn't we have deigned? couldn't you have deigned? couldn't they have deigned?
V-ing perfect
couldn't I have been deigning? couldn't you have been deigning? couldn't he have been deigning? couldn't we have been deigning? couldn't you have been deigning? couldn't they have been deigning?