Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I ought to fiance you ought to fiance he ought to fiance we ought to fiance you ought to fiance they ought to fiance
V-ing form
I ought to be fiancing you ought to be fiancing he ought to be fiancing we ought to be fiancing you ought to be fiancing they ought to be fiancing
Perfect
I ought to have fianced you ought to have fianced he ought to have fianced we ought to have fianced you ought to have fianced they ought to have fianced
V-ing perfect
I ought to have been fiancing you ought to have been fiancing he ought to have been fiancing we ought to have been fiancing you ought to have been fiancing they ought to have been fiancing
Negation
Simple form
I ought not to fiance you ought not to fiance he ought not to fiance we ought not to fiance you ought not to fiance they ought not to fiance
V-ing form
I ought not to fiancing you ought not to fiancing he ought not to fiancing we ought not to fiancing you ought not to fiancing they ought not to fiancing
Perfect
I ought not to have fianced you ought not to have fianced he ought not to have fianced we ought not to have fianced you ought not to have fianced they ought not to have fianced
V-ing perfect
I ought not to have been fiancing you ought not to have been fiancing he ought not to have been fiancing we ought not to have been fiancing you ought not to have been fiancing they ought not to have been fiancing
Interrogative form
Simple form
ought to I fiance? ought to you fiance? ought to he fiance? ought to we fiance? ought to you fiance? ought to they fiance?
V-ing form
ought to I be fiancing? ought to you be fiancing? ought to he be fiancing? ought to we be fiancing? ought to you be fiancing? ought to they be fiancing?
Perfect
ought to I have fianced? ought to you have fianced? ought to he have fianced? ought to we have fianced? ought to you have fianced? ought to they have fianced?
V-ing perfect
ought to I have been fiancing? ought to you have been fiancing? ought to he have been fiancing? ought to we have been fiancing? ought to you have been fiancing? ought to they have been fiancing?
Interro-negative form
Simple form
ought I not to fiance? ought you not to fiance? ought he not to fiance? ought we not to fiance? ought you not to fiance? ought they not to fiance?
V-ing form
ought I not to be fiancing? ought you not to be fiancing? ought he not to be fiancing? ought we not to be fiancing? ought you not to be fiancing? ought they not to be fiancing?
Perfect
ought I not to have fianced? ought you not to have fianced? ought he not to have fianced? ought we not to have fianced? ought you not to have fianced? ought they not to have fianced?
V-ing perfect
ought I not to have been fiancing? ought you not to have been fiancing? ought he not to have been fiancing? ought we not to have been fiancing? ought you not to have been fiancing? ought they not to have been fiancing?