Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I should stay up you should stay up he should stay up we should stay up you should stay up they should stay up
V-ing form
I should be stay uping you should be stay uping he should be stay uping we should be stay uping you should be stay uping they should be stay uping
Perfect
I should have stay uped you should have stay uped he should have stay uped we should have stay uped you should have stay uped they should have stay uped
V-ing perfect
I should have been stay uping you should have been stay uping he should have been stay uping we should have been stay uping you should have been stay uping they should have been stay uping
Negation
Simple form
I should not stay up you should not stay up he should not stay up we should not stay up you should not stay up they should not stay up
V-ing form
I should not be stay uping you should not be stay uping he should not be stay uping we should not be stay uping you should not be stay uping they should not be stay uping
Perfect
I should not have stay uped you should not have stay uped he should not have stay uped we should not have stay uped you should not have stay uped they should not have stay uped
V-ing perfect
I should not have been stay uping you should not have been stay uping he should not have been stay uping we should not have been stay uping you should not have been stay uping they should not have been stay uping
Interrogative form
Simple form
should I stay up? should you stay up? should he stay up? should we stay up? should you stay up? should they stay up?
V-ing form
should I be stay uping? should you be stay uping? should he be stay uping? should we be stay uping? should you be stay uping? should they be stay uping?
Perfect
should I have stay uped? should you have stay uped? should he have stay uped? should we have stay uped? should you have stay uped? should they have stay uped?
V-ing perfect
should I have been stay uping? should you have been stay uping? should he have been stay uping? should we have been stay uping? should you have been stay uping? should they have been stay uping?
Interro-negative form
Simple form
should I not stay up? should you not stay up? should he not stay up? should we not stay up? should you not stay up? should they not stay up?
V-ing form
should I not be stay uping? should you not be stay uping? should he not be stay uping? should we not be stay uping? should you not be stay uping? should they not be stay uping?
Perfect
should I not have stay uped? should you not have stay uped? should he not have stay uped? should we not have stay uped? should you not have stay uped? should they not have stay uped?
V-ing perfect
should I not have been stay uping? should you not have been stay uping? should he not have been stay uping? should we not have been stay uping? should you not have been stay uping? should they not have been stay uping?