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