could diazotize
Regular verb: diazotize - diazotized- diazotized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could diazotize
you could diazotize
she could diazotize
we could diazotize
you could diazotize
they could diazotize 	I could be diazotizing
you could be diazotizing
she could be diazotizing
we could be diazotizing
you could be diazotizing
they could be diazotizing	I could have diazotized
you could have diazotized
she could have diazotized
we could have diazotized
you could have diazotized
they could have diazotized	I could have been diazotizing
you could have been diazotizing
she could have been diazotizing
we could have been diazotizing
you could have been diazotizing
they could have been diazotizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not diazotize
you could not diazotize
she could not diazotize
we could not diazotize
you could not diazotize
they could not diazotize 	I could not be diazotizing
you could not be diazotizing
she could not be diazotizing
we could not be diazotizing
you could not be diazotizing
they could not be diazotizing	I could not have diazotized
you could not have diazotized
she could not have diazotized
we could not have diazotized
you could not have diazotized
they could not have diazotized	I could not have been diazotizing
you could not have been diazotizing
she could not have been diazotizing
we could not have been diazotizing
you could not have been diazotizing
they could not have been diazotizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I diazotize?
could you diazotize?
could she diazotize?
could we diazotize?
could you diazotize?
could they diazotize? 	could I be diazotizing?
could you be diazotizing?
could she be diazotizing?
could we be diazotizing?
could you be diazotizing?
could they be diazotizing? 	could I have diazotized?
could you have diazotized?
could she have diazotized?
could we have diazotized?
could you have diazotized?
could they have diazotized? 	could I have been diazotizing?
could you have been diazotizing?
could she have been diazotizing?
could we have been diazotizing?
could you have been diazotizing?
could they have been diazotizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not diazotize?
could you not diazotize?
could she not diazotize?
could we not diazotize?
could you not diazotize?
could they not diazotize? 	could I not be diazotizing?
could you not be diazotizing?
could she not be diazotizing?
could we not be diazotizing?
could you not be diazotizing?
could they not be diazotizing? 	could I not have diazotized?
could you not have diazotized?
could she not have diazotized?
could we not have diazotized?
could you not have diazotized?
could they not have diazotized? 	could I not have been diazotizing?
could you not have been diazotizing?
could she not have been diazotizing?
could we not have been diazotizing?
could you not have been diazotizing?
could they not have been diazotizing?