ought to compound
Regular verb: compound - compounded- compounded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to compound
you ought to compound
he ought to compound
we ought to compound
you ought to compound
they ought to compound 	I ought to be compounding
you ought to be compounding
he ought to be compounding
we ought to be compounding
you ought to be compounding
they ought to be compounding	I ought to have compounded
you ought to have compounded
he ought to have compounded
we ought to have compounded
you ought to have compounded
they ought to have compounded	I ought to have been compounding
you ought to have been compounding
he ought to have been compounding
we ought to have been compounding
you ought to have been compounding
they ought to have been compounding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to compound
you oughtn't to compound
he oughtn't to compound
we oughtn't to compound
you oughtn't to compound
they oughtn't to compound 	I oughtn't to be compounding
you oughtn't to be compounding
he oughtn't to be compounding
we oughtn't to be compounding
you oughtn't to be compounding
they oughtn't to be compounding	I oughtn't to have compounded
you oughtn't to have compounded
he oughtn't to have compounded
we oughtn't to have compounded
you oughtn't to have compounded
they oughtn't to have compounded	I oughtn't to have been compounding
you oughtn't to have been compounding
he oughtn't to have been compounding
we oughtn't to have been compounding
you oughtn't to have been compounding
they oughtn't to have been compounding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I compound?
ought to you compound?
ought to he compound?
ought to we compound?
ought to you compound?
ought to they compound? 	ought to I be compounding?
ought to you be compounding?
ought to he be compounding?
ought to we be compounding?
ought to you be compounding?
ought to they be compounding? 	ought to I have compounded?
ought to you have compounded?
ought to he have compounded?
ought to we have compounded?
ought to you have compounded?
ought to they have compounded? 	ought to I have been compounding?
ought to you have been compounding?
ought to he have been compounding?
ought to we have been compounding?
ought to you have been compounding?
ought to they have been compounding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to compound?
oughtn't you to compound?
oughtn't he to compound?
oughtn't we to compound?
oughtn't you to compound?
oughtn't they to compound? 	oughtn't I to be compounding?
oughtn't you to be compounding?
oughtn't he to be compounding?
oughtn't we to be compounding?
oughtn't you to be compounding?
oughtn't they to be compounding? 	oughtn't I to have compounded?
oughtn't you to have compounded?
oughtn't he to have compounded?
oughtn't we to have compounded?
oughtn't you to have compounded?
oughtn't they to have compounded? 	oughtn't I to have been compounding?
oughtn't you to have been compounding?
oughtn't he to have been compounding?
oughtn't we to have been compounding?
oughtn't you to have been compounding?
oughtn't they to have been compounding?