could tyrannize
Regular verb: tyrannize - tyrannized- tyrannized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could tyrannize
you could tyrannize
she could tyrannize
we could tyrannize
you could tyrannize
they could tyrannize 	I could be tyrannizing
you could be tyrannizing
she could be tyrannizing
we could be tyrannizing
you could be tyrannizing
they could be tyrannizing	I could have tyrannized
you could have tyrannized
she could have tyrannized
we could have tyrannized
you could have tyrannized
they could have tyrannized	I could have been tyrannizing
you could have been tyrannizing
she could have been tyrannizing
we could have been tyrannizing
you could have been tyrannizing
they could have been tyrannizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't tyrannize
you couldn't tyrannize
she couldn't tyrannize
we couldn't tyrannize
you couldn't tyrannize
they couldn't tyrannize 	I couldn't be tyrannizing
you couldn't be tyrannizing
she couldn't be tyrannizing
we couldn't be tyrannizing
you couldn't be tyrannizing
they couldn't be tyrannizing	I couldn't have tyrannized
you couldn't have tyrannized
she couldn't have tyrannized
we couldn't have tyrannized
you couldn't have tyrannized
they couldn't have tyrannized	I couldn't have been tyrannizing
you couldn't have been tyrannizing
she couldn't have been tyrannizing
we couldn't have been tyrannizing
you couldn't have been tyrannizing
they couldn't have been tyrannizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I tyrannize?
could you tyrannize?
could she tyrannize?
could we tyrannize?
could you tyrannize?
could they tyrannize? 	could I be tyrannizing?
could you be tyrannizing?
could she be tyrannizing?
could we be tyrannizing?
could you be tyrannizing?
could they be tyrannizing? 	could I have tyrannized?
could you have tyrannized?
could she have tyrannized?
could we have tyrannized?
could you have tyrannized?
could they have tyrannized? 	could I have been tyrannizing?
could you have been tyrannizing?
could she have been tyrannizing?
could we have been tyrannizing?
could you have been tyrannizing?
could they have been tyrannizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I tyrannize?
couldn't you tyrannize?
couldn't she tyrannize?
couldn't we tyrannize?
couldn't you tyrannize?
couldn't they tyrannize? 	couldn't I be tyrannizing?
couldn't you be tyrannizing?
couldn't she be tyrannizing?
couldn't we be tyrannizing?
couldn't you be tyrannizing?
couldn't they be tyrannizing? 	couldn't I have tyrannized?
couldn't you have tyrannized?
couldn't she have tyrannized?
couldn't we have tyrannized?
couldn't you have tyrannized?
couldn't they have tyrannized? 	couldn't I have been tyrannizing?
couldn't you have been tyrannizing?
couldn't she have been tyrannizing?
couldn't we have been tyrannizing?
couldn't you have been tyrannizing?
couldn't they have been tyrannizing?