must depressurize
Regular verb: depressurize - depressurized- depressurized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must depressurize
you must depressurize
she must depressurize
we must depressurize
you must depressurize
they must depressurize 	I must be depressurizing
you must be depressurizing
she must be depressurizing
we must be depressurizing
you must be depressurizing
they must be depressurizing	I must have depressurized
you must have depressurized
she must have depressurized
we must have depressurized
you must have depressurized
they must have depressurized	I must have been depressurizing
you must have been depressurizing
she must have been depressurizing
we must have been depressurizing
you must have been depressurizing
they must have been depressurizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't depressurize
you mustn't depressurize
she mustn't depressurize
we mustn't depressurize
you mustn't depressurize
they mustn't depressurize 	I mustn't be depressurizing
you mustn't be depressurizing
she mustn't be depressurizing
we mustn't be depressurizing
you mustn't be depressurizing
they mustn't be depressurizing	I mustn't have depressurized
you mustn't have depressurized
she mustn't have depressurized
we mustn't have depressurized
you mustn't have depressurized
they mustn't have depressurized	I mustn't have been depressurizing
you mustn't have been depressurizing
she mustn't have been depressurizing
we mustn't have been depressurizing
you mustn't have been depressurizing
they mustn't have been depressurizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I depressurize?
must you depressurize?
must she depressurize?
must we depressurize?
must you depressurize?
must they depressurize? 	must I be depressurizing?
must you be depressurizing?
must she be depressurizing?
must we be depressurizing?
must you be depressurizing?
must they be depressurizing? 	must I have depressurized?
must you have depressurized?
must she have depressurized?
must we have depressurized?
must you have depressurized?
must they have depressurized? 	must I have been depressurizing?
must you have been depressurizing?
must she have been depressurizing?
must we have been depressurizing?
must you have been depressurizing?
must they have been depressurizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I depressurize?
mustn't you depressurize?
mustn't she depressurize?
mustn't we depressurize?
mustn't you depressurize?
mustn't they depressurize? 	mustn't I be depressurizing?
mustn't you be depressurizing?
mustn't she be depressurizing?
mustn't we be depressurizing?
mustn't you be depressurizing?
mustn't they be depressurizing? 	mustn't I have depressurized?
mustn't you have depressurized?
mustn't she have depressurized?
mustn't we have depressurized?
mustn't you have depressurized?
mustn't they have depressurized? 	mustn't I have been depressurizing?
mustn't you have been depressurizing?
mustn't she have been depressurizing?
mustn't we have been depressurizing?
mustn't you have been depressurizing?
mustn't they have been depressurizing?