ought to syllogise
Regular verb: syllogise - syllogised- syllogised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to syllogise
you ought to syllogise
he ought to syllogise
we ought to syllogise
you ought to syllogise
they ought to syllogise 	I ought to be syllogising
you ought to be syllogising
he ought to be syllogising
we ought to be syllogising
you ought to be syllogising
they ought to be syllogising	I ought to have syllogised
you ought to have syllogised
he ought to have syllogised
we ought to have syllogised
you ought to have syllogised
they ought to have syllogised	I ought to have been syllogising
you ought to have been syllogising
he ought to have been syllogising
we ought to have been syllogising
you ought to have been syllogising
they ought to have been syllogising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to syllogise
you ought not to syllogise
he ought not to syllogise
we ought not to syllogise
you ought not to syllogise
they ought not to syllogise 	I ought not to syllogising
you ought not to syllogising
he ought not to syllogising
we ought not to syllogising
you ought not to syllogising
they ought not to syllogising	I ought not to have syllogised
you ought not to have syllogised
he ought not to have syllogised
we ought not to have syllogised
you ought not to have syllogised
they ought not to have syllogised	I ought not to have been syllogising
you ought not to have been syllogising
he ought not to have been syllogising
we ought not to have been syllogising
you ought not to have been syllogising
they ought not to have been syllogising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I syllogise?
ought to you syllogise?
ought to he syllogise?
ought to we syllogise?
ought to you syllogise?
ought to they syllogise? 	ought to I be syllogising?
ought to you be syllogising?
ought to he be syllogising?
ought to we be syllogising?
ought to you be syllogising?
ought to they be syllogising? 	ought to I have syllogised?
ought to you have syllogised?
ought to he have syllogised?
ought to we have syllogised?
ought to you have syllogised?
ought to they have syllogised? 	ought to I have been syllogising?
ought to you have been syllogising?
ought to he have been syllogising?
ought to we have been syllogising?
ought to you have been syllogising?
ought to they have been syllogising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to syllogise?
ought you not to syllogise?
ought he not to syllogise?
ought we not to syllogise?
ought you not to syllogise?
ought they not to syllogise? 	ought I not to be syllogising?
ought you not to be syllogising?
ought he not to be syllogising?
ought we not to be syllogising?
ought you not to be syllogising?
ought they not to be syllogising? 	ought I not to have syllogised?
ought you not to have syllogised?
ought he not to have syllogised?
ought we not to have syllogised?
ought you not to have syllogised?
ought they not to have syllogised? 	ought I not to have been syllogising?
ought you not to have been syllogising?
ought he not to have been syllogising?
ought we not to have been syllogising?
ought you not to have been syllogising?
ought they not to have been syllogising?