English verb conjugation
MUST UNMUZZLE

Regular verb: unmuzzle - unmuzzled - unmuzzled

Affirmation

Simple form	V-ing form
I must unmuzzle you must unmuzzle he must unmuzzle we must unmuzzle you must unmuzzle they must unmuzzle	I must be unmuzzling you must be unmuzzling he must be unmuzzling we must be unmuzzling you must be unmuzzling they must be unmuzzling
Perfect	V-ing perfect
I must have unmuzzled you must have unmuzzled he must have unmuzzled we must have unmuzzled you must have unmuzzled they must have unmuzzled	I must have been unmuzzling you must have been unmuzzling he must have been unmuzzling we must have been unmuzzling you must have been unmuzzling they must have been unmuzzling

Negation

Simple form	V-ing form
I mustn't unmuzzle you mustn't unmuzzle he mustn't unmuzzle we mustn't unmuzzle you mustn't unmuzzle they mustn't unmuzzle	I mustn't be unmuzzling you mustn't be unmuzzling he mustn't be unmuzzling we mustn't be unmuzzling you mustn't be unmuzzling they mustn't be unmuzzling
Perfect	V-ing perfect
I mustn't have unmuzzled you mustn't have unmuzzled he mustn't have unmuzzled we mustn't have unmuzzled you mustn't have unmuzzled they mustn't have unmuzzled	I mustn't have been unmuzzling you mustn't have been unmuzzling he mustn't have been unmuzzling we mustn't have been unmuzzling you mustn't have been unmuzzling they mustn't have been unmuzzling

Interrogative form

Simple form	V-ing form
must I unmuzzle? must you unmuzzle? must he unmuzzle? must we unmuzzle? must you unmuzzle? must they unmuzzle?	must I be unmuzzling? must you be unmuzzling? must he be unmuzzling? must we be unmuzzling? must you be unmuzzling? must they be unmuzzling?
Perfect	V-ing perfect
must I have unmuzzled? must you have unmuzzled? must he have unmuzzled? must we have unmuzzled? must you have unmuzzled? must they have unmuzzled?	must I have been unmuzzling? must you have been unmuzzling? must he have been unmuzzling? must we have been unmuzzling? must you have been unmuzzling? must they have been unmuzzling?

Interro-negative form

Simple form	V-ing form
mustn't I unmuzzle? mustn't you unmuzzle? mustn't he unmuzzle? mustn't we unmuzzle? mustn't you unmuzzle? mustn't they unmuzzle?	mustn't I be unmuzzling? mustn't you be unmuzzling? mustn't he be unmuzzling? mustn't we be unmuzzling? mustn't you be unmuzzling? mustn't they be unmuzzling?
Perfect	V-ing perfect
mustn't I have unmuzzled? mustn't you have unmuzzled? mustn't he have unmuzzled? mustn't we have unmuzzled? mustn't you have unmuzzled? mustn't they have unmuzzled?	mustn't I have been unmuzzling? mustn't you have been unmuzzling? mustn't he have been unmuzzling? mustn't we have been unmuzzling? mustn't you have been unmuzzling? mustn't they have been unmuzzling?