could indurate
Regular verb: indurate - indurated- indurated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could indurate
you could indurate
he could indurate
we could indurate
you could indurate
they could indurate 	I could be indurating
you could be indurating
he could be indurating
we could be indurating
you could be indurating
they could be indurating	I could have indurated
you could have indurated
he could have indurated
we could have indurated
you could have indurated
they could have indurated	I could have been indurating
you could have been indurating
he could have been indurating
we could have been indurating
you could have been indurating
they could have been indurating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not indurate
you could not indurate
he could not indurate
we could not indurate
you could not indurate
they could not indurate 	I could not be indurating
you could not be indurating
he could not be indurating
we could not be indurating
you could not be indurating
they could not be indurating	I could not have indurated
you could not have indurated
he could not have indurated
we could not have indurated
you could not have indurated
they could not have indurated	I could not have been indurating
you could not have been indurating
he could not have been indurating
we could not have been indurating
you could not have been indurating
they could not have been indurating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I indurate?
could you indurate?
could he indurate?
could we indurate?
could you indurate?
could they indurate? 	could I be indurating?
could you be indurating?
could he be indurating?
could we be indurating?
could you be indurating?
could they be indurating? 	could I have indurated?
could you have indurated?
could he have indurated?
could we have indurated?
could you have indurated?
could they have indurated? 	could I have been indurating?
could you have been indurating?
could he have been indurating?
could we have been indurating?
could you have been indurating?
could they have been indurating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not indurate?
could you not indurate?
could he not indurate?
could we not indurate?
could you not indurate?
could they not indurate? 	could I not be indurating?
could you not be indurating?
could he not be indurating?
could we not be indurating?
could you not be indurating?
could they not be indurating? 	could I not have indurated?
could you not have indurated?
could he not have indurated?
could we not have indurated?
could you not have indurated?
could they not have indurated? 	could I not have been indurating?
could you not have been indurating?
could he not have been indurating?
could we not have been indurating?
could you not have been indurating?
could they not have been indurating?