must outfox
Regular verb: outfox - outfoxed- outfoxed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must outfox
you must outfox
she must outfox
we must outfox
you must outfox
they must outfox 	I must be outfoxing
you must be outfoxing
she must be outfoxing
we must be outfoxing
you must be outfoxing
they must be outfoxing	I must have outfoxed
you must have outfoxed
she must have outfoxed
we must have outfoxed
you must have outfoxed
they must have outfoxed	I must have been outfoxing
you must have been outfoxing
she must have been outfoxing
we must have been outfoxing
you must have been outfoxing
they must have been outfoxing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't outfox
you mustn't outfox
she mustn't outfox
we mustn't outfox
you mustn't outfox
they mustn't outfox 	I mustn't be outfoxing
you mustn't be outfoxing
she mustn't be outfoxing
we mustn't be outfoxing
you mustn't be outfoxing
they mustn't be outfoxing	I mustn't have outfoxed
you mustn't have outfoxed
she mustn't have outfoxed
we mustn't have outfoxed
you mustn't have outfoxed
they mustn't have outfoxed	I mustn't have been outfoxing
you mustn't have been outfoxing
she mustn't have been outfoxing
we mustn't have been outfoxing
you mustn't have been outfoxing
they mustn't have been outfoxing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I outfox?
must you outfox?
must she outfox?
must we outfox?
must you outfox?
must they outfox? 	must I be outfoxing?
must you be outfoxing?
must she be outfoxing?
must we be outfoxing?
must you be outfoxing?
must they be outfoxing? 	must I have outfoxed?
must you have outfoxed?
must she have outfoxed?
must we have outfoxed?
must you have outfoxed?
must they have outfoxed? 	must I have been outfoxing?
must you have been outfoxing?
must she have been outfoxing?
must we have been outfoxing?
must you have been outfoxing?
must they have been outfoxing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I outfox?
mustn't you outfox?
mustn't she outfox?
mustn't we outfox?
mustn't you outfox?
mustn't they outfox? 	mustn't I be outfoxing?
mustn't you be outfoxing?
mustn't she be outfoxing?
mustn't we be outfoxing?
mustn't you be outfoxing?
mustn't they be outfoxing? 	mustn't I have outfoxed?
mustn't you have outfoxed?
mustn't she have outfoxed?
mustn't we have outfoxed?
mustn't you have outfoxed?
mustn't they have outfoxed? 	mustn't I have been outfoxing?
mustn't you have been outfoxing?
mustn't she have been outfoxing?
mustn't we have been outfoxing?
mustn't you have been outfoxing?
mustn't they have been outfoxing?