could traffic
Regular verb: traffic - trafficed- trafficed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could traffic
you could traffic
she could traffic
we could traffic
you could traffic
they could traffic 	I could be trafficing
you could be trafficing
she could be trafficing
we could be trafficing
you could be trafficing
they could be trafficing	I could have trafficed
you could have trafficed
she could have trafficed
we could have trafficed
you could have trafficed
they could have trafficed	I could have been trafficing
you could have been trafficing
she could have been trafficing
we could have been trafficing
you could have been trafficing
they could have been trafficing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not traffic
you could not traffic
she could not traffic
we could not traffic
you could not traffic
they could not traffic 	I could not be trafficing
you could not be trafficing
she could not be trafficing
we could not be trafficing
you could not be trafficing
they could not be trafficing	I could not have trafficed
you could not have trafficed
she could not have trafficed
we could not have trafficed
you could not have trafficed
they could not have trafficed	I could not have been trafficing
you could not have been trafficing
she could not have been trafficing
we could not have been trafficing
you could not have been trafficing
they could not have been trafficing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I traffic?
could you traffic?
could she traffic?
could we traffic?
could you traffic?
could they traffic? 	could I be trafficing?
could you be trafficing?
could she be trafficing?
could we be trafficing?
could you be trafficing?
could they be trafficing? 	could I have trafficed?
could you have trafficed?
could she have trafficed?
could we have trafficed?
could you have trafficed?
could they have trafficed? 	could I have been trafficing?
could you have been trafficing?
could she have been trafficing?
could we have been trafficing?
could you have been trafficing?
could they have been trafficing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not traffic?
could you not traffic?
could she not traffic?
could we not traffic?
could you not traffic?
could they not traffic? 	could I not be trafficing?
could you not be trafficing?
could she not be trafficing?
could we not be trafficing?
could you not be trafficing?
could they not be trafficing? 	could I not have trafficed?
could you not have trafficed?
could she not have trafficed?
could we not have trafficed?
could you not have trafficed?
could they not have trafficed? 	could I not have been trafficing?
could you not have been trafficing?
could she not have been trafficing?
could we not have been trafficing?
could you not have been trafficing?
could they not have been trafficing?