Attention, ce verbe peut ne pas exister, la conjugaison est donnée à titre d'exemple.
Affirmation
Forme simple
I could substantial you could substantial he could substantial we could substantial you could substantial they could substantial
Forme en V-ing
I could be substantialing you could be substantialing he could be substantialing we could be substantialing you could be substantialing they could be substantialing
Perfect
I could have substantialed you could have substantialed he could have substantialed we could have substantialed you could have substantialed they could have substantialed
Perfect en V-ing
I could have been substantialing you could have been substantialing he could have been substantialing we could have been substantialing you could have been substantialing they could have been substantialing
Négation
Forme simple
I could not substantial you could not substantial he could not substantial we could not substantial you could not substantial they could not substantial
Forme en V-ing
I could not be substantialing you could not be substantialing he could not be substantialing we could not be substantialing you could not be substantialing they could not be substantialing
Perfect
I could not have substantialed you could not have substantialed he could not have substantialed we could not have substantialed you could not have substantialed they could not have substantialed
Perfect en V-ing
I could not have been substantialing you could not have been substantialing he could not have been substantialing we could not have been substantialing you could not have been substantialing they could not have been substantialing
Forme interrogative
Forme simple
could I substantial? could you substantial? could he substantial? could we substantial? could you substantial? could they substantial?
Forme en V-ing
could I be substantialing? could you be substantialing? could he be substantialing? could we be substantialing? could you be substantialing? could they be substantialing?
Perfect
could I have substantialed? could you have substantialed? could he have substantialed? could we have substantialed? could you have substantialed? could they have substantialed?
Perfect en V-ing
could I have been substantialing? could you have been substantialing? could he have been substantialing? could we have been substantialing? could you have been substantialing? could they have been substantialing?
Forme interro-négative
Forme simple
could I not substantial? could you not substantial? could he not substantial? could we not substantial? could you not substantial? could they not substantial?
Forme en V-ing
could I not be substantialing? could you not be substantialing? could he not be substantialing? could we not be substantialing? could you not be substantialing? could they not be substantialing?
Perfect
could I not have substantialed? could you not have substantialed? could he not have substantialed? could we not have substantialed? could you not have substantialed? could they not have substantialed?
Perfect en V-ing
could I not have been substantialing? could you not have been substantialing? could he not have been substantialing? could we not have been substantialing? could you not have been substantialing? could they not have been substantialing?