Cuidado, este verbo pode não existir, a conjugação é dada como exemplo.
Afirmação
Forma simple
I shall stiffer you shall stiffer he shall stiffer we shall stiffer you shall stiffer they shall stiffer
Forma com V-ing
I shall be stiffering you shall be stiffering he shall be stiffering we shall be stiffering you shall be stiffering they shall be stiffering
Perfeito
I shall have stiffered you shall have stiffered he shall have stiffered we shall have stiffered you shall have stiffered they shall have stiffered
Perfeito com V-ing
I shall have been stiffering you shall have been stiffering he shall have been stiffering we shall have been stiffering you shall have been stiffering they shall have been stiffering
Negação
Forma simple
I shall not stiffer you shall not stiffer he shall not stiffer we shall not stiffer you shall not stiffer they shall not stiffer
Forma com V-ing
I shall not be stiffering you shall not be stiffering he shall not be stiffering we shall not be stiffering you shall not be stiffering they shall not be stiffering
Perfeito
I shall not have stiffered you shall not have stiffered he shall not have stiffered we shall not have stiffered you shall not have stiffered they shall not have stiffered
Perfeito com V-ing
I shall not have been stiffering you shall not have been stiffering he shall not have been stiffering we shall not have been stiffering you shall not have been stiffering they shall not have been stiffering
Forma interrogativa
Forma simple
shall I stiffer? shall you stiffer? shall he stiffer? shall we stiffer? shall you stiffer? shall they stiffer?
Forma com V-ing
shall I be stiffering? shall you be stiffering? shall he be stiffering? shall we be stiffering? shall you be stiffering? shall they be stiffering?
Perfeito
shall I have stiffered? shall you have stiffered? shall he have stiffered? shall we have stiffered? shall you have stiffered? shall they have stiffered?
Perfeito com V-ing
shall I have been stiffering? shall you have been stiffering? shall he have been stiffering? shall we have been stiffering? shall you have been stiffering? shall they have been stiffering?
Forma interro-Negação
Forma simple
shall I not stiffer? shall you not stiffer? shall he not stiffer? shall we not stiffer? shall you not stiffer? shall they not stiffer?
Forma com V-ing
shall I not be stiffering? shall you not be stiffering? shall he not be stiffering? shall we not be stiffering? shall you not be stiffering? shall they not be stiffering?
Perfeito
shall I not have stiffered? shall you not have stiffered? shall he not have stiffered? shall we not have stiffered? shall you not have stiffered? shall they not have stiffered?
Perfeito com V-ing
shall I not have been stiffering? shall you not have been stiffering? shall he not have been stiffering? shall we not have been stiffering? shall you not have been stiffering? shall they not have been stiffering?