Cuidado, este verbo pode não existir, a conjugação é dada como exemplo.
Afirmação
Forma simple
I could depurity you could depurity he could depurity we could depurity you could depurity they could depurity
Forma com V-ing
I could be depuritying you could be depuritying he could be depuritying we could be depuritying you could be depuritying they could be depuritying
Perfeito
I could have depuritied you could have depuritied he could have depuritied we could have depuritied you could have depuritied they could have depuritied
Perfeito com V-ing
I could have been depuritying you could have been depuritying he could have been depuritying we could have been depuritying you could have been depuritying they could have been depuritying
Negação
Forma simple
I couldn't depurity you couldn't depurity he couldn't depurity we couldn't depurity you couldn't depurity they couldn't depurity
Forma com V-ing
I couldn't be depuritying you couldn't be depuritying he couldn't be depuritying we couldn't be depuritying you couldn't be depuritying they couldn't be depuritying
Perfeito
I couldn't have depuritied you couldn't have depuritied he couldn't have depuritied we couldn't have depuritied you couldn't have depuritied they couldn't have depuritied
Perfeito com V-ing
I couldn't have been depuritying you couldn't have been depuritying he couldn't have been depuritying we couldn't have been depuritying you couldn't have been depuritying they couldn't have been depuritying
Forma interrogativa
Forma simple
could I depurity? could you depurity? could he depurity? could we depurity? could you depurity? could they depurity?
Forma com V-ing
could I be depuritying? could you be depuritying? could he be depuritying? could we be depuritying? could you be depuritying? could they be depuritying?
Perfeito
could I have depuritied? could you have depuritied? could he have depuritied? could we have depuritied? could you have depuritied? could they have depuritied?
Perfeito com V-ing
could I have been depuritying? could you have been depuritying? could he have been depuritying? could we have been depuritying? could you have been depuritying? could they have been depuritying?
Forma interro-Negação
Forma simple
couldn't I depurity? couldn't you depurity? couldn't he depurity? couldn't we depurity? couldn't you depurity? couldn't they depurity?
Forma com V-ing
couldn't I be depuritying? couldn't you be depuritying? couldn't he be depuritying? couldn't we be depuritying? couldn't you be depuritying? couldn't they be depuritying?
Perfeito
couldn't I have depuritied? couldn't you have depuritied? couldn't he have depuritied? couldn't we have depuritied? couldn't you have depuritied? couldn't they have depuritied?
Perfeito com V-ing
couldn't I have been depuritying? couldn't you have been depuritying? couldn't he have been depuritying? couldn't we have been depuritying? couldn't you have been depuritying? couldn't they have been depuritying?