English verb conjugation
MUST PIGEONHOLE

Regular verb: pigeonhole - pigeonholed - pigeonholed

Affirmation

Simple form	V-ing form
I must pigeonhole you must pigeonhole he must pigeonhole we must pigeonhole you must pigeonhole they must pigeonhole	I must be pigeonholing you must be pigeonholing he must be pigeonholing we must be pigeonholing you must be pigeonholing they must be pigeonholing
Perfect	V-ing perfect
I must have pigeonholed you must have pigeonholed he must have pigeonholed we must have pigeonholed you must have pigeonholed they must have pigeonholed	I must have been pigeonholing you must have been pigeonholing he must have been pigeonholing we must have been pigeonholing you must have been pigeonholing they must have been pigeonholing

Negation

Simple form	V-ing form
I mustn't pigeonhole you mustn't pigeonhole he mustn't pigeonhole we mustn't pigeonhole you mustn't pigeonhole they mustn't pigeonhole	I mustn't be pigeonholing you mustn't be pigeonholing he mustn't be pigeonholing we mustn't be pigeonholing you mustn't be pigeonholing they mustn't be pigeonholing
Perfect	V-ing perfect
I mustn't have pigeonholed you mustn't have pigeonholed he mustn't have pigeonholed we mustn't have pigeonholed you mustn't have pigeonholed they mustn't have pigeonholed	I mustn't have been pigeonholing you mustn't have been pigeonholing he mustn't have been pigeonholing we mustn't have been pigeonholing you mustn't have been pigeonholing they mustn't have been pigeonholing

Interrogative form

Simple form	V-ing form
must I pigeonhole? must you pigeonhole? must he pigeonhole? must we pigeonhole? must you pigeonhole? must they pigeonhole?	must I be pigeonholing? must you be pigeonholing? must he be pigeonholing? must we be pigeonholing? must you be pigeonholing? must they be pigeonholing?
Perfect	V-ing perfect
must I have pigeonholed? must you have pigeonholed? must he have pigeonholed? must we have pigeonholed? must you have pigeonholed? must they have pigeonholed?	must I have been pigeonholing? must you have been pigeonholing? must he have been pigeonholing? must we have been pigeonholing? must you have been pigeonholing? must they have been pigeonholing?

Interro-negative form

Simple form	V-ing form
mustn't I pigeonhole? mustn't you pigeonhole? mustn't he pigeonhole? mustn't we pigeonhole? mustn't you pigeonhole? mustn't they pigeonhole?	mustn't I be pigeonholing? mustn't you be pigeonholing? mustn't he be pigeonholing? mustn't we be pigeonholing? mustn't you be pigeonholing? mustn't they be pigeonholing?
Perfect	V-ing perfect
mustn't I have pigeonholed? mustn't you have pigeonholed? mustn't he have pigeonholed? mustn't we have pigeonholed? mustn't you have pigeonholed? mustn't they have pigeonholed?	mustn't I have been pigeonholing? mustn't you have been pigeonholing? mustn't he have been pigeonholing? mustn't we have been pigeonholing? mustn't you have been pigeonholing? mustn't they have been pigeonholing?