ought to devocalise
Regular verb: devocalise - devocalised- devocalised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to devocalise
you ought to devocalise
he ought to devocalise
we ought to devocalise
you ought to devocalise
they ought to devocalise 	I ought to be devocalising
you ought to be devocalising
he ought to be devocalising
we ought to be devocalising
you ought to be devocalising
they ought to be devocalising	I ought to have devocalised
you ought to have devocalised
he ought to have devocalised
we ought to have devocalised
you ought to have devocalised
they ought to have devocalised	I ought to have been devocalising
you ought to have been devocalising
he ought to have been devocalising
we ought to have been devocalising
you ought to have been devocalising
they ought to have been devocalising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to devocalise
you ought not to devocalise
he ought not to devocalise
we ought not to devocalise
you ought not to devocalise
they ought not to devocalise 	I ought not to devocalising
you ought not to devocalising
he ought not to devocalising
we ought not to devocalising
you ought not to devocalising
they ought not to devocalising	I ought not to have devocalised
you ought not to have devocalised
he ought not to have devocalised
we ought not to have devocalised
you ought not to have devocalised
they ought not to have devocalised	I ought not to have been devocalising
you ought not to have been devocalising
he ought not to have been devocalising
we ought not to have been devocalising
you ought not to have been devocalising
they ought not to have been devocalising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I devocalise?
ought to you devocalise?
ought to he devocalise?
ought to we devocalise?
ought to you devocalise?
ought to they devocalise? 	ought to I be devocalising?
ought to you be devocalising?
ought to he be devocalising?
ought to we be devocalising?
ought to you be devocalising?
ought to they be devocalising? 	ought to I have devocalised?
ought to you have devocalised?
ought to he have devocalised?
ought to we have devocalised?
ought to you have devocalised?
ought to they have devocalised? 	ought to I have been devocalising?
ought to you have been devocalising?
ought to he have been devocalising?
ought to we have been devocalising?
ought to you have been devocalising?
ought to they have been devocalising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to devocalise?
ought you not to devocalise?
ought he not to devocalise?
ought we not to devocalise?
ought you not to devocalise?
ought they not to devocalise? 	ought I not to be devocalising?
ought you not to be devocalising?
ought he not to be devocalising?
ought we not to be devocalising?
ought you not to be devocalising?
ought they not to be devocalising? 	ought I not to have devocalised?
ought you not to have devocalised?
ought he not to have devocalised?
ought we not to have devocalised?
ought you not to have devocalised?
ought they not to have devocalised? 	ought I not to have been devocalising?
ought you not to have been devocalising?
ought he not to have been devocalising?
ought we not to have been devocalising?
ought you not to have been devocalising?
ought they not to have been devocalising?