must faze
Regular verb: faze - fazed- fazed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must faze
you must faze
she must faze
we must faze
you must faze
they must faze 	I must be fazing
you must be fazing
she must be fazing
we must be fazing
you must be fazing
they must be fazing	I must have fazed
you must have fazed
she must have fazed
we must have fazed
you must have fazed
they must have fazed	I must have been fazing
you must have been fazing
she must have been fazing
we must have been fazing
you must have been fazing
they must have been fazing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't faze
you mustn't faze
she mustn't faze
we mustn't faze
you mustn't faze
they mustn't faze 	I mustn't be fazing
you mustn't be fazing
she mustn't be fazing
we mustn't be fazing
you mustn't be fazing
they mustn't be fazing	I mustn't have fazed
you mustn't have fazed
she mustn't have fazed
we mustn't have fazed
you mustn't have fazed
they mustn't have fazed	I mustn't have been fazing
you mustn't have been fazing
she mustn't have been fazing
we mustn't have been fazing
you mustn't have been fazing
they mustn't have been fazing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I faze?
must you faze?
must she faze?
must we faze?
must you faze?
must they faze? 	must I be fazing?
must you be fazing?
must she be fazing?
must we be fazing?
must you be fazing?
must they be fazing? 	must I have fazed?
must you have fazed?
must she have fazed?
must we have fazed?
must you have fazed?
must they have fazed? 	must I have been fazing?
must you have been fazing?
must she have been fazing?
must we have been fazing?
must you have been fazing?
must they have been fazing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I faze?
mustn't you faze?
mustn't she faze?
mustn't we faze?
mustn't you faze?
mustn't they faze? 	mustn't I be fazing?
mustn't you be fazing?
mustn't she be fazing?
mustn't we be fazing?
mustn't you be fazing?
mustn't they be fazing? 	mustn't I have fazed?
mustn't you have fazed?
mustn't she have fazed?
mustn't we have fazed?
mustn't you have fazed?
mustn't they have fazed? 	mustn't I have been fazing?
mustn't you have been fazing?
mustn't she have been fazing?
mustn't we have been fazing?
mustn't you have been fazing?
mustn't they have been fazing?