must discolor
Verbo regolare: discolor - discolored- discolored

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must discolor
you must discolor
he must discolor
we must discolor
you must discolor
they must discolor 	I must be discoloring
you must be discoloring
he must be discoloring
we must be discoloring
you must be discoloring
they must be discoloring	I must have discolored
you must have discolored
he must have discolored
we must have discolored
you must have discolored
they must have discolored	I must have been discoloring
you must have been discoloring
he must have been discoloring
we must have been discoloring
you must have been discoloring
they must have been discoloring	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not discolor
you must not discolor
he must not discolor
we must not discolor
you must not discolor
they must not discolor 	I must not be discoloring
you must not be discoloring
he must not be discoloring
we must not be discoloring
you must not be discoloring
they must not be discoloring	I must not have discolored
you must not have discolored
he must not have discolored
we must not have discolored
you must not have discolored
they must not have discolored	I must not have been discoloring
you must not have been discoloring
he must not have been discoloring
we must not have been discoloring
you must not have been discoloring
they must not have been discoloring	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I discolor?
must you discolor?
must he discolor?
must we discolor?
must you discolor?
must they discolor? 	must I be discoloring?
must you be discoloring?
must he be discoloring?
must we be discoloring?
must you be discoloring?
must they be discoloring? 	must I have discolored?
must you have discolored?
must he have discolored?
must we have discolored?
must you have discolored?
must they have discolored? 	must I have been discoloring?
must you have been discoloring?
must he have been discoloring?
must we have been discoloring?
must you have been discoloring?
must they have been discoloring? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not discolor?
must you not discolor?
must he not discolor?
must we not discolor?
must you not discolor?
must they not discolor? 	must I not be discoloring?
must you not be discoloring?
must he not be discoloring?
must we not be discoloring?
must you not be discoloring?
must they not be discoloring? 	must I not have discolored?
must you not have discolored?
must he not have discolored?
must we not have discolored?
must you not have discolored?
must they not have discolored? 	must I not have been discoloring?
must you not have been discoloring?
must he not have been discoloring?
must we not have been discoloring?
must you not have been discoloring?
must they not have been discoloring?