should decriminalize
Regular verb: decriminalize - decriminalized- decriminalized

Affirmation 	
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I should decriminalize
you should decriminalize
she should decriminalize
we should decriminalize
you should decriminalize
they should decriminalize 	I should be decriminalizing
you should be decriminalizing
she should be decriminalizing
we should be decriminalizing
you should be decriminalizing
they should be decriminalizing	I should have decriminalized
you should have decriminalized
she should have decriminalized
we should have decriminalized
you should have decriminalized
they should have decriminalized	I should have been decriminalizing
you should have been decriminalizing
she should have been decriminalizing
we should have been decriminalizing
you should have been decriminalizing
they should have been decriminalizing	

Negation 	
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I should not decriminalize
you should not decriminalize
she should not decriminalize
we should not decriminalize
you should not decriminalize
they should not decriminalize 	I should not be decriminalizing
you should not be decriminalizing
she should not be decriminalizing
we should not be decriminalizing
you should not be decriminalizing
they should not be decriminalizing	I should not have decriminalized
you should not have decriminalized
she should not have decriminalized
we should not have decriminalized
you should not have decriminalized
they should not have decriminalized	I should not have been decriminalizing
you should not have been decriminalizing
she should not have been decriminalizing
we should not have been decriminalizing
you should not have been decriminalizing
they should not have been decriminalizing	

Interrogative form 	
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should I decriminalize?
should you decriminalize?
should she decriminalize?
should we decriminalize?
should you decriminalize?
should they decriminalize? 	should I be decriminalizing?
should you be decriminalizing?
should she be decriminalizing?
should we be decriminalizing?
should you be decriminalizing?
should they be decriminalizing? 	should I have decriminalized?
should you have decriminalized?
should she have decriminalized?
should we have decriminalized?
should you have decriminalized?
should they have decriminalized? 	should I have been decriminalizing?
should you have been decriminalizing?
should she have been decriminalizing?
should we have been decriminalizing?
should you have been decriminalizing?
should they have been decriminalizing? 	

Interro-negative form 	
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should I not decriminalize?
should you not decriminalize?
should she not decriminalize?
should we not decriminalize?
should you not decriminalize?
should they not decriminalize? 	should I not be decriminalizing?
should you not be decriminalizing?
should she not be decriminalizing?
should we not be decriminalizing?
should you not be decriminalizing?
should they not be decriminalizing? 	should I not have decriminalized?
should you not have decriminalized?
should she not have decriminalized?
should we not have decriminalized?
should you not have decriminalized?
should they not have decriminalized? 	should I not have been decriminalizing?
should you not have been decriminalizing?
should she not have been decriminalizing?
should we not have been decriminalizing?
should you not have been decriminalizing?
should they not have been decriminalizing?