English verb conjugation
MUST BUFFALO

Regular verb: buffalo - buffaloed - buffaloed

Affirmation

Simple form	V-ing form
I must buffalo you must buffalo she must buffalo we must buffalo you must buffalo they must buffalo	I must be buffaloing you must be buffaloing she must be buffaloing we must be buffaloing you must be buffaloing they must be buffaloing
Perfect	V-ing perfect
I must have buffaloed you must have buffaloed she must have buffaloed we must have buffaloed you must have buffaloed they must have buffaloed	I must have been buffaloing you must have been buffaloing she must have been buffaloing we must have been buffaloing you must have been buffaloing they must have been buffaloing

Negation

Simple form	V-ing form
I mustn't buffalo you mustn't buffalo she mustn't buffalo we mustn't buffalo you mustn't buffalo they mustn't buffalo	I mustn't be buffaloing you mustn't be buffaloing she mustn't be buffaloing we mustn't be buffaloing you mustn't be buffaloing they mustn't be buffaloing
Perfect	V-ing perfect
I mustn't have buffaloed you mustn't have buffaloed she mustn't have buffaloed we mustn't have buffaloed you mustn't have buffaloed they mustn't have buffaloed	I mustn't have been buffaloing you mustn't have been buffaloing she mustn't have been buffaloing we mustn't have been buffaloing you mustn't have been buffaloing they mustn't have been buffaloing

Interrogative form

Simple form	V-ing form
must I buffalo? must you buffalo? must she buffalo? must we buffalo? must you buffalo? must they buffalo?	must I be buffaloing? must you be buffaloing? must she be buffaloing? must we be buffaloing? must you be buffaloing? must they be buffaloing?
Perfect	V-ing perfect
must I have buffaloed? must you have buffaloed? must she have buffaloed? must we have buffaloed? must you have buffaloed? must they have buffaloed?	must I have been buffaloing? must you have been buffaloing? must she have been buffaloing? must we have been buffaloing? must you have been buffaloing? must they have been buffaloing?

Interro-negative form

Simple form	V-ing form
mustn't I buffalo? mustn't you buffalo? mustn't she buffalo? mustn't we buffalo? mustn't you buffalo? mustn't they buffalo?	mustn't I be buffaloing? mustn't you be buffaloing? mustn't she be buffaloing? mustn't we be buffaloing? mustn't you be buffaloing? mustn't they be buffaloing?
Perfect	V-ing perfect
mustn't I have buffaloed? mustn't you have buffaloed? mustn't she have buffaloed? mustn't we have buffaloed? mustn't you have buffaloed? mustn't they have buffaloed?	mustn't I have been buffaloing? mustn't you have been buffaloing? mustn't she have been buffaloing? mustn't we have been buffaloing? mustn't you have been buffaloing? mustn't they have been buffaloing?