English verb conjugation
SHOULD LETTER LETTER

Regular verb: letter letter - letter lettered - letter lettered

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

Affirmation

Simple form	V-ing form
I should letter letter you should letter letter he should letter letter we should letter letter you should letter letter they should letter letter	I should be letter lettering you should be letter lettering he should be letter lettering we should be letter lettering you should be letter lettering they should be letter lettering
Perfect	V-ing perfect
I should have letter lettered you should have letter lettered he should have letter lettered we should have letter lettered you should have letter lettered they should have letter lettered	I should have been letter lettering you should have been letter lettering he should have been letter lettering we should have been letter lettering you should have been letter lettering they should have been letter lettering

Negation

Simple form	V-ing form
I should not letter letter you should not letter letter he should not letter letter we should not letter letter you should not letter letter they should not letter letter	I should not be letter lettering you should not be letter lettering he should not be letter lettering we should not be letter lettering you should not be letter lettering they should not be letter lettering
Perfect	V-ing perfect
I should not have letter lettered you should not have letter lettered he should not have letter lettered we should not have letter lettered you should not have letter lettered they should not have letter lettered	I should not have been letter lettering you should not have been letter lettering he should not have been letter lettering we should not have been letter lettering you should not have been letter lettering they should not have been letter lettering

Interrogative form

Simple form	V-ing form
should I letter letter? should you letter letter? should he letter letter? should we letter letter? should you letter letter? should they letter letter?	should I be letter lettering? should you be letter lettering? should he be letter lettering? should we be letter lettering? should you be letter lettering? should they be letter lettering?
Perfect	V-ing perfect
should I have letter lettered? should you have letter lettered? should he have letter lettered? should we have letter lettered? should you have letter lettered? should they have letter lettered?	should I have been letter lettering? should you have been letter lettering? should he have been letter lettering? should we have been letter lettering? should you have been letter lettering? should they have been letter lettering?

Interro-negative form

Simple form	V-ing form
should I not letter letter? should you not letter letter? should he not letter letter? should we not letter letter? should you not letter letter? should they not letter letter?	should I not be letter lettering? should you not be letter lettering? should he not be letter lettering? should we not be letter lettering? should you not be letter lettering? should they not be letter lettering?
Perfect	V-ing perfect
should I not have letter lettered? should you not have letter lettered? should he not have letter lettered? should we not have letter lettered? should you not have letter lettered? should they not have letter lettered?	should I not have been letter lettering? should you not have been letter lettering? should he not have been letter lettering? should we not have been letter lettering? should you not have been letter lettering? should they not have been letter lettering?