shall letter letter
Regular verb: letter letter - letter lettered- letter lettered

, this verb may not exist. Conjugation is given as example.

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall letter letter
you shall letter letter
she shall letter letter
we shall letter letter
you shall letter letter
they shall letter letter 	I shall be letter lettering
you shall be letter lettering
she shall be letter lettering
we shall be letter lettering
you shall be letter lettering
they shall be letter lettering	I shall have letter lettered
you shall have letter lettered
she shall have letter lettered
we shall have letter lettered
you shall have letter lettered
they shall have letter lettered	I shall have been letter lettering
you shall have been letter lettering
she shall have been letter lettering
we shall have been letter lettering
you shall have been letter lettering
they shall have been letter lettering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shall not letter letter
you shall not letter letter
she shall not letter letter
we shall not letter letter
you shall not letter letter
they shall not letter letter 	I shall not be letter lettering
you shall not be letter lettering
she shall not be letter lettering
we shall not be letter lettering
you shall not be letter lettering
they shall not be letter lettering	I shall not have letter lettered
you shall not have letter lettered
she shall not have letter lettered
we shall not have letter lettered
you shall not have letter lettered
they shall not have letter lettered	I shall not have been letter lettering
you shall not have been letter lettering
she shall not have been letter lettering
we shall not have been letter lettering
you shall not have been letter lettering
they shall not have been letter lettering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I letter letter?
shall you letter letter?
shall she letter letter?
shall we letter letter?
shall you letter letter?
shall they letter letter? 	shall I be letter lettering?
shall you be letter lettering?
shall she be letter lettering?
shall we be letter lettering?
shall you be letter lettering?
shall they be letter lettering? 	shall I have letter lettered?
shall you have letter lettered?
shall she have letter lettered?
shall we have letter lettered?
shall you have letter lettered?
shall they have letter lettered? 	shall I have been letter lettering?
shall you have been letter lettering?
shall she have been letter lettering?
shall we have been letter lettering?
shall you have been letter lettering?
shall they have been letter lettering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I not letter letter?
shall you not letter letter?
shall she not letter letter?
shall we not letter letter?
shall you not letter letter?
shall they not letter letter? 	shall I not be letter lettering?
shall you not be letter lettering?
shall she not be letter lettering?
shall we not be letter lettering?
shall you not be letter lettering?
shall they not be letter lettering? 	shall I not have letter lettered?
shall you not have letter lettered?
shall she not have letter lettered?
shall we not have letter lettered?
shall you not have letter lettered?
shall they not have letter lettered? 	shall I not have been letter lettering?
shall you not have been letter lettering?
shall she not have been letter lettering?
shall we not have been letter lettering?
shall you not have been letter lettering?
shall they not have been letter lettering?