must deign
Regular verb: deign - deigned- deigned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must deign
you must deign
he must deign
we must deign
you must deign
they must deign 	I must be deigning
you must be deigning
he must be deigning
we must be deigning
you must be deigning
they must be deigning	I must have deigned
you must have deigned
he must have deigned
we must have deigned
you must have deigned
they must have deigned	I must have been deigning
you must have been deigning
he must have been deigning
we must have been deigning
you must have been deigning
they must have been deigning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't deign
you mustn't deign
he mustn't deign
we mustn't deign
you mustn't deign
they mustn't deign 	I mustn't be deigning
you mustn't be deigning
he mustn't be deigning
we mustn't be deigning
you mustn't be deigning
they mustn't be deigning	I mustn't have deigned
you mustn't have deigned
he mustn't have deigned
we mustn't have deigned
you mustn't have deigned
they mustn't have deigned	I mustn't have been deigning
you mustn't have been deigning
he mustn't have been deigning
we mustn't have been deigning
you mustn't have been deigning
they mustn't have been deigning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I deign?
must you deign?
must he deign?
must we deign?
must you deign?
must they deign? 	must I be deigning?
must you be deigning?
must he be deigning?
must we be deigning?
must you be deigning?
must they be deigning? 	must I have deigned?
must you have deigned?
must he have deigned?
must we have deigned?
must you have deigned?
must they have deigned? 	must I have been deigning?
must you have been deigning?
must he have been deigning?
must we have been deigning?
must you have been deigning?
must they have been deigning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I deign?
mustn't you deign?
mustn't he deign?
mustn't we deign?
mustn't you deign?
mustn't they deign? 	mustn't I be deigning?
mustn't you be deigning?
mustn't he be deigning?
mustn't we be deigning?
mustn't you be deigning?
mustn't they be deigning? 	mustn't I have deigned?
mustn't you have deigned?
mustn't he have deigned?
mustn't we have deigned?
mustn't you have deigned?
mustn't they have deigned? 	mustn't I have been deigning?
mustn't you have been deigning?
mustn't he have been deigning?
mustn't we have been deigning?
mustn't you have been deigning?
mustn't they have been deigning?