should discipline
Regular verb: discipline - disciplined- disciplined

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd discipline
you'd discipline
he'd discipline
we'd discipline
you'd discipline
they'd discipline 	I'd be disciplining
you'd be disciplining
he'd be disciplining
we'd be disciplining
you'd be disciplining
they'd be disciplining	I should've disciplined
you should've disciplined
he should've disciplined
we should've disciplined
you should've disciplined
they should've disciplined	I should've been disciplining
you should've been disciplining
he should've been disciplining
we should've been disciplining
you should've been disciplining
they should've been disciplining	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't discipline
you shouldn't discipline
he shouldn't discipline
we shouldn't discipline
you shouldn't discipline
they shouldn't discipline 	I shouldn't be disciplining
you shouldn't be disciplining
he shouldn't be disciplining
we shouldn't be disciplining
you shouldn't be disciplining
they shouldn't be disciplining	I shouldn't have disciplined
you shouldn't have disciplined
he shouldn't have disciplined
we shouldn't have disciplined
you shouldn't have disciplined
they shouldn't have disciplined	I shouldn't have been disciplining
you shouldn't have been disciplining
he shouldn't have been disciplining
we shouldn't have been disciplining
you shouldn't have been disciplining
they shouldn't have been disciplining	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I discipline?
should you discipline?
should he discipline?
should we discipline?
should you discipline?
should they discipline? 	should I be disciplining?
should you be disciplining?
should he be disciplining?
should we be disciplining?
should you be disciplining?
should they be disciplining? 	should I have disciplined?
should you have disciplined?
should he have disciplined?
should we have disciplined?
should you have disciplined?
should they have disciplined? 	should I have been disciplining?
should you have been disciplining?
should he have been disciplining?
should we have been disciplining?
should you have been disciplining?
should they have been disciplining? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I discipline?
shouldn't you discipline?
shouldn't he discipline?
shouldn't we discipline?
shouldn't you discipline?
shouldn't they discipline? 	shouldn't I be disciplining?
shouldn't you be disciplining?
shouldn't he be disciplining?
shouldn't we be disciplining?
shouldn't you be disciplining?
shouldn't they be disciplining? 	shouldn't I have disciplined?
shouldn't you have disciplined?
shouldn't he have disciplined?
shouldn't we have disciplined?
shouldn't you have disciplined?
shouldn't they have disciplined? 	shouldn't I have been disciplining?
shouldn't you have been disciplining?
shouldn't he have been disciplining?
shouldn't we have been disciplining?
shouldn't you have been disciplining?
shouldn't they have been disciplining?