can discipline
Regular verb: discipline - disciplined- disciplined

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can discipline
you can discipline
he can discipline
we can discipline
you can discipline
they can discipline 	I can be disciplining
you can be disciplining
he can be disciplining
we can be disciplining
you can be disciplining
they can be disciplining	I can have disciplined
you can have disciplined
he can have disciplined
we can have disciplined
you can have disciplined
they can have disciplined	I can have been disciplining
you can have been disciplining
he can have been disciplining
we can have been disciplining
you can have been disciplining
they can have been disciplining	

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

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

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