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