must cozen
Verbo regular: cozen - cozened- cozened

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must cozen
you must cozen
he must cozen
we must cozen
you must cozen
they must cozen 	I must be cozening
you must be cozening
he must be cozening
we must be cozening
you must be cozening
they must be cozening	I must have cozened
you must have cozened
he must have cozened
we must have cozened
you must have cozened
they must have cozened	I must have been cozening
you must have been cozening
he must have been cozening
we must have been cozening
you must have been cozening
they must have been cozening	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not cozen
you must not cozen
he must not cozen
we must not cozen
you must not cozen
they must not cozen 	I must not be cozening
you must not be cozening
he must not be cozening
we must not be cozening
you must not be cozening
they must not be cozening	I must not have cozened
you must not have cozened
he must not have cozened
we must not have cozened
you must not have cozened
they must not have cozened	I must not have been cozening
you must not have been cozening
he must not have been cozening
we must not have been cozening
you must not have been cozening
they must not have been cozening	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I cozen?
must you cozen?
must he cozen?
must we cozen?
must you cozen?
must they cozen? 	must I be cozening?
must you be cozening?
must he be cozening?
must we be cozening?
must you be cozening?
must they be cozening? 	must I have cozened?
must you have cozened?
must he have cozened?
must we have cozened?
must you have cozened?
must they have cozened? 	must I have been cozening?
must you have been cozening?
must he have been cozening?
must we have been cozening?
must you have been cozening?
must they have been cozening? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not cozen?
must you not cozen?
must he not cozen?
must we not cozen?
must you not cozen?
must they not cozen? 	must I not be cozening?
must you not be cozening?
must he not be cozening?
must we not be cozening?
must you not be cozening?
must they not be cozening? 	must I not have cozened?
must you not have cozened?
must he not have cozened?
must we not have cozened?
must you not have cozened?
must they not have cozened? 	must I not have been cozening?
must you not have been cozening?
must he not have been cozening?
must we not have been cozening?
must you not have been cozening?
must they not have been cozening?