Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I shall fail fail you shall fail fail she shall fail fail we shall fail fail you shall fail fail they shall fail fail
V-ing form
I shall be fail failing you shall be fail failing she shall be fail failing we shall be fail failing you shall be fail failing they shall be fail failing
Perfect
I shall have fail failed you shall have fail failed she shall have fail failed we shall have fail failed you shall have fail failed they shall have fail failed
V-ing perfect
I shall have been fail failing you shall have been fail failing she shall have been fail failing we shall have been fail failing you shall have been fail failing they shall have been fail failing
Negation
Simple form
I shall not fail fail you shall not fail fail she shall not fail fail we shall not fail fail you shall not fail fail they shall not fail fail
V-ing form
I shall not be fail failing you shall not be fail failing she shall not be fail failing we shall not be fail failing you shall not be fail failing they shall not be fail failing
Perfect
I shall not have fail failed you shall not have fail failed she shall not have fail failed we shall not have fail failed you shall not have fail failed they shall not have fail failed
V-ing perfect
I shall not have been fail failing you shall not have been fail failing she shall not have been fail failing we shall not have been fail failing you shall not have been fail failing they shall not have been fail failing
Interrogative form
Simple form
shall I fail fail? shall you fail fail? shall she fail fail? shall we fail fail? shall you fail fail? shall they fail fail?
V-ing form
shall I be fail failing? shall you be fail failing? shall she be fail failing? shall we be fail failing? shall you be fail failing? shall they be fail failing?
Perfect
shall I have fail failed? shall you have fail failed? shall she have fail failed? shall we have fail failed? shall you have fail failed? shall they have fail failed?
V-ing perfect
shall I have been fail failing? shall you have been fail failing? shall she have been fail failing? shall we have been fail failing? shall you have been fail failing? shall they have been fail failing?
Interro-negative form
Simple form
shall I not fail fail? shall you not fail fail? shall she not fail fail? shall we not fail fail? shall you not fail fail? shall they not fail fail?
V-ing form
shall I not be fail failing? shall you not be fail failing? shall she not be fail failing? shall we not be fail failing? shall you not be fail failing? shall they not be fail failing?
Perfect
shall I not have fail failed? shall you not have fail failed? shall she not have fail failed? shall we not have fail failed? shall you not have fail failed? shall they not have fail failed?
V-ing perfect
shall I not have been fail failing? shall you not have been fail failing? shall she not have been fail failing? shall we not have been fail failing? shall you not have been fail failing? shall they not have been fail failing?