must buddy
Regular verb: buddy - buddied- buddied

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must buddy
you must buddy
he must buddy
we must buddy
you must buddy
they must buddy 	I must be buddying
you must be buddying
he must be buddying
we must be buddying
you must be buddying
they must be buddying	I must have buddied
you must have buddied
he must have buddied
we must have buddied
you must have buddied
they must have buddied	I must have been buddying
you must have been buddying
he must have been buddying
we must have been buddying
you must have been buddying
they must have been buddying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't buddy
you mustn't buddy
he mustn't buddy
we mustn't buddy
you mustn't buddy
they mustn't buddy 	I mustn't be buddying
you mustn't be buddying
he mustn't be buddying
we mustn't be buddying
you mustn't be buddying
they mustn't be buddying	I mustn't have buddied
you mustn't have buddied
he mustn't have buddied
we mustn't have buddied
you mustn't have buddied
they mustn't have buddied	I mustn't have been buddying
you mustn't have been buddying
he mustn't have been buddying
we mustn't have been buddying
you mustn't have been buddying
they mustn't have been buddying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I buddy?
must you buddy?
must he buddy?
must we buddy?
must you buddy?
must they buddy? 	must I be buddying?
must you be buddying?
must he be buddying?
must we be buddying?
must you be buddying?
must they be buddying? 	must I have buddied?
must you have buddied?
must he have buddied?
must we have buddied?
must you have buddied?
must they have buddied? 	must I have been buddying?
must you have been buddying?
must he have been buddying?
must we have been buddying?
must you have been buddying?
must they have been buddying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I buddy?
mustn't you buddy?
mustn't he buddy?
mustn't we buddy?
mustn't you buddy?
mustn't they buddy? 	mustn't I be buddying?
mustn't you be buddying?
mustn't he be buddying?
mustn't we be buddying?
mustn't you be buddying?
mustn't they be buddying? 	mustn't I have buddied?
mustn't you have buddied?
mustn't he have buddied?
mustn't we have buddied?
mustn't you have buddied?
mustn't they have buddied? 	mustn't I have been buddying?
mustn't you have been buddying?
mustn't he have been buddying?
mustn't we have been buddying?
mustn't you have been buddying?
mustn't they have been buddying?