ought to quintuple
Regular verb: quintuple - quintupled- quintupled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to quintuple
you ought to quintuple
he ought to quintuple
we ought to quintuple
you ought to quintuple
they ought to quintuple 	I ought to be quintupling
you ought to be quintupling
he ought to be quintupling
we ought to be quintupling
you ought to be quintupling
they ought to be quintupling	I ought to have quintupled
you ought to have quintupled
he ought to have quintupled
we ought to have quintupled
you ought to have quintupled
they ought to have quintupled	I ought to have been quintupling
you ought to have been quintupling
he ought to have been quintupling
we ought to have been quintupling
you ought to have been quintupling
they ought to have been quintupling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to quintuple
you ought not to quintuple
he ought not to quintuple
we ought not to quintuple
you ought not to quintuple
they ought not to quintuple 	I ought not to quintupling
you ought not to quintupling
he ought not to quintupling
we ought not to quintupling
you ought not to quintupling
they ought not to quintupling	I ought not to have quintupled
you ought not to have quintupled
he ought not to have quintupled
we ought not to have quintupled
you ought not to have quintupled
they ought not to have quintupled	I ought not to have been quintupling
you ought not to have been quintupling
he ought not to have been quintupling
we ought not to have been quintupling
you ought not to have been quintupling
they ought not to have been quintupling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I quintuple?
ought to you quintuple?
ought to he quintuple?
ought to we quintuple?
ought to you quintuple?
ought to they quintuple? 	ought to I be quintupling?
ought to you be quintupling?
ought to he be quintupling?
ought to we be quintupling?
ought to you be quintupling?
ought to they be quintupling? 	ought to I have quintupled?
ought to you have quintupled?
ought to he have quintupled?
ought to we have quintupled?
ought to you have quintupled?
ought to they have quintupled? 	ought to I have been quintupling?
ought to you have been quintupling?
ought to he have been quintupling?
ought to we have been quintupling?
ought to you have been quintupling?
ought to they have been quintupling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to quintuple?
ought you not to quintuple?
ought he not to quintuple?
ought we not to quintuple?
ought you not to quintuple?
ought they not to quintuple? 	ought I not to be quintupling?
ought you not to be quintupling?
ought he not to be quintupling?
ought we not to be quintupling?
ought you not to be quintupling?
ought they not to be quintupling? 	ought I not to have quintupled?
ought you not to have quintupled?
ought he not to have quintupled?
ought we not to have quintupled?
ought you not to have quintupled?
ought they not to have quintupled? 	ought I not to have been quintupling?
ought you not to have been quintupling?
ought he not to have been quintupling?
ought we not to have been quintupling?
ought you not to have been quintupling?
ought they not to have been quintupling?