must wane
Regular verb: wane - waned- waned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must wane
you must wane
he must wane
we must wane
you must wane
they must wane 	I must be waning
you must be waning
he must be waning
we must be waning
you must be waning
they must be waning	I must have waned
you must have waned
he must have waned
we must have waned
you must have waned
they must have waned	I must have been waning
you must have been waning
he must have been waning
we must have been waning
you must have been waning
they must have been waning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't wane
you mustn't wane
he mustn't wane
we mustn't wane
you mustn't wane
they mustn't wane 	I mustn't be waning
you mustn't be waning
he mustn't be waning
we mustn't be waning
you mustn't be waning
they mustn't be waning	I mustn't have waned
you mustn't have waned
he mustn't have waned
we mustn't have waned
you mustn't have waned
they mustn't have waned	I mustn't have been waning
you mustn't have been waning
he mustn't have been waning
we mustn't have been waning
you mustn't have been waning
they mustn't have been waning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I wane?
must you wane?
must he wane?
must we wane?
must you wane?
must they wane? 	must I be waning?
must you be waning?
must he be waning?
must we be waning?
must you be waning?
must they be waning? 	must I have waned?
must you have waned?
must he have waned?
must we have waned?
must you have waned?
must they have waned? 	must I have been waning?
must you have been waning?
must he have been waning?
must we have been waning?
must you have been waning?
must they have been waning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I wane?
mustn't you wane?
mustn't he wane?
mustn't we wane?
mustn't you wane?
mustn't they wane? 	mustn't I be waning?
mustn't you be waning?
mustn't he be waning?
mustn't we be waning?
mustn't you be waning?
mustn't they be waning? 	mustn't I have waned?
mustn't you have waned?
mustn't he have waned?
mustn't we have waned?
mustn't you have waned?
mustn't they have waned? 	mustn't I have been waning?
mustn't you have been waning?
mustn't he have been waning?
mustn't we have been waning?
mustn't you have been waning?
mustn't they have been waning?