ought to lubricant
Regular verb: lubricant - lubricanted- lubricanted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to lubricant
you ought to lubricant
he ought to lubricant
we ought to lubricant
you ought to lubricant
they ought to lubricant 	I ought to be lubricanting
you ought to be lubricanting
he ought to be lubricanting
we ought to be lubricanting
you ought to be lubricanting
they ought to be lubricanting	I ought to have lubricanted
you ought to have lubricanted
he ought to have lubricanted
we ought to have lubricanted
you ought to have lubricanted
they ought to have lubricanted	I ought to have been lubricanting
you ought to have been lubricanting
he ought to have been lubricanting
we ought to have been lubricanting
you ought to have been lubricanting
they ought to have been lubricanting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to lubricant
you oughtn't to lubricant
he oughtn't to lubricant
we oughtn't to lubricant
you oughtn't to lubricant
they oughtn't to lubricant 	I oughtn't to be lubricanting
you oughtn't to be lubricanting
he oughtn't to be lubricanting
we oughtn't to be lubricanting
you oughtn't to be lubricanting
they oughtn't to be lubricanting	I oughtn't to have lubricanted
you oughtn't to have lubricanted
he oughtn't to have lubricanted
we oughtn't to have lubricanted
you oughtn't to have lubricanted
they oughtn't to have lubricanted	I oughtn't to have been lubricanting
you oughtn't to have been lubricanting
he oughtn't to have been lubricanting
we oughtn't to have been lubricanting
you oughtn't to have been lubricanting
they oughtn't to have been lubricanting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I lubricant?
ought to you lubricant?
ought to he lubricant?
ought to we lubricant?
ought to you lubricant?
ought to they lubricant? 	ought to I be lubricanting?
ought to you be lubricanting?
ought to he be lubricanting?
ought to we be lubricanting?
ought to you be lubricanting?
ought to they be lubricanting? 	ought to I have lubricanted?
ought to you have lubricanted?
ought to he have lubricanted?
ought to we have lubricanted?
ought to you have lubricanted?
ought to they have lubricanted? 	ought to I have been lubricanting?
ought to you have been lubricanting?
ought to he have been lubricanting?
ought to we have been lubricanting?
ought to you have been lubricanting?
ought to they have been lubricanting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to lubricant?
oughtn't you to lubricant?
oughtn't he to lubricant?
oughtn't we to lubricant?
oughtn't you to lubricant?
oughtn't they to lubricant? 	oughtn't I to be lubricanting?
oughtn't you to be lubricanting?
oughtn't he to be lubricanting?
oughtn't we to be lubricanting?
oughtn't you to be lubricanting?
oughtn't they to be lubricanting? 	oughtn't I to have lubricanted?
oughtn't you to have lubricanted?
oughtn't he to have lubricanted?
oughtn't we to have lubricanted?
oughtn't you to have lubricanted?
oughtn't they to have lubricanted? 	oughtn't I to have been lubricanting?
oughtn't you to have been lubricanting?
oughtn't he to have been lubricanting?
oughtn't we to have been lubricanting?
oughtn't you to have been lubricanting?
oughtn't they to have been lubricanting?