Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could deal deal you could deal deal he could deal deal we could deal deal you could deal deal they could deal deal
V-ing form
I could be deal dealing you could be deal dealing he could be deal dealing we could be deal dealing you could be deal dealing they could be deal dealing
Perfect
I could have deal dealed you could have deal dealed he could have deal dealed we could have deal dealed you could have deal dealed they could have deal dealed
V-ing perfect
I could have been deal dealing you could have been deal dealing he could have been deal dealing we could have been deal dealing you could have been deal dealing they could have been deal dealing
Negation
Simple form
I couldn't deal deal you couldn't deal deal he couldn't deal deal we couldn't deal deal you couldn't deal deal they couldn't deal deal
V-ing form
I couldn't be deal dealing you couldn't be deal dealing he couldn't be deal dealing we couldn't be deal dealing you couldn't be deal dealing they couldn't be deal dealing
Perfect
I couldn't have deal dealed you couldn't have deal dealed he couldn't have deal dealed we couldn't have deal dealed you couldn't have deal dealed they couldn't have deal dealed
V-ing perfect
I couldn't have been deal dealing you couldn't have been deal dealing he couldn't have been deal dealing we couldn't have been deal dealing you couldn't have been deal dealing they couldn't have been deal dealing
Interrogative form
Simple form
could I deal deal? could you deal deal? could he deal deal? could we deal deal? could you deal deal? could they deal deal?
V-ing form
could I be deal dealing? could you be deal dealing? could he be deal dealing? could we be deal dealing? could you be deal dealing? could they be deal dealing?
Perfect
could I have deal dealed? could you have deal dealed? could he have deal dealed? could we have deal dealed? could you have deal dealed? could they have deal dealed?
V-ing perfect
could I have been deal dealing? could you have been deal dealing? could he have been deal dealing? could we have been deal dealing? could you have been deal dealing? could they have been deal dealing?
Interro-negative form
Simple form
couldn't I deal deal? couldn't you deal deal? couldn't he deal deal? couldn't we deal deal? couldn't you deal deal? couldn't they deal deal?
V-ing form
couldn't I be deal dealing? couldn't you be deal dealing? couldn't he be deal dealing? couldn't we be deal dealing? couldn't you be deal dealing? couldn't they be deal dealing?
Perfect
couldn't I have deal dealed? couldn't you have deal dealed? couldn't he have deal dealed? couldn't we have deal dealed? couldn't you have deal dealed? couldn't they have deal dealed?
V-ing perfect
couldn't I have been deal dealing? couldn't you have been deal dealing? couldn't he have been deal dealing? couldn't we have been deal dealing? couldn't you have been deal dealing? couldn't they have been deal dealing?