must burden burden
Verbo regular: burden burden - burden burdened- burden burdened

ón, este verbo puede no existir, se da como ejemplo la conjugación.

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must burden burden
you must burden burden
he must burden burden
we must burden burden
you must burden burden
they must burden burden 	I must be burden burdening
you must be burden burdening
he must be burden burdening
we must be burden burdening
you must be burden burdening
they must be burden burdening	I must have burden burdened
you must have burden burdened
he must have burden burdened
we must have burden burdened
you must have burden burdened
they must have burden burdened	I must have been burden burdening
you must have been burden burdening
he must have been burden burdening
we must have been burden burdening
you must have been burden burdening
they must have been burden burdening	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't burden burden
you mustn't burden burden
he mustn't burden burden
we mustn't burden burden
you mustn't burden burden
they mustn't burden burden 	I mustn't be burden burdening
you mustn't be burden burdening
he mustn't be burden burdening
we mustn't be burden burdening
you mustn't be burden burdening
they mustn't be burden burdening	I mustn't have burden burdened
you mustn't have burden burdened
he mustn't have burden burdened
we mustn't have burden burdened
you mustn't have burden burdened
they mustn't have burden burdened	I mustn't have been burden burdening
you mustn't have been burden burdening
he mustn't have been burden burdening
we mustn't have been burden burdening
you mustn't have been burden burdening
they mustn't have been burden burdening	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I burden burden?
must you burden burden?
must he burden burden?
must we burden burden?
must you burden burden?
must they burden burden? 	must I be burden burdening?
must you be burden burdening?
must he be burden burdening?
must we be burden burdening?
must you be burden burdening?
must they be burden burdening? 	must I have burden burdened?
must you have burden burdened?
must he have burden burdened?
must we have burden burdened?
must you have burden burdened?
must they have burden burdened? 	must I have been burden burdening?
must you have been burden burdening?
must he have been burden burdening?
must we have been burden burdening?
must you have been burden burdening?
must they have been burden burdening? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I burden burden?
mustn't you burden burden?
mustn't he burden burden?
mustn't we burden burden?
mustn't you burden burden?
mustn't they burden burden? 	mustn't I be burden burdening?
mustn't you be burden burdening?
mustn't he be burden burdening?
mustn't we be burden burdening?
mustn't you be burden burdening?
mustn't they be burden burdening? 	mustn't I have burden burdened?
mustn't you have burden burdened?
mustn't he have burden burdened?
mustn't we have burden burdened?
mustn't you have burden burdened?
mustn't they have burden burdened? 	mustn't I have been burden burdening?
mustn't you have been burden burdening?
mustn't he have been burden burdening?
mustn't we have been burden burdening?
mustn't you have been burden burdening?
mustn't they have been burden burdening?