could compartmentalize
Regular verb: compartmentalize - compartmentalized- compartmentalized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could compartmentalize
you could compartmentalize
she could compartmentalize
we could compartmentalize
you could compartmentalize
they could compartmentalize 	I could be compartmentalizing
you could be compartmentalizing
she could be compartmentalizing
we could be compartmentalizing
you could be compartmentalizing
they could be compartmentalizing	I could have compartmentalized
you could have compartmentalized
she could have compartmentalized
we could have compartmentalized
you could have compartmentalized
they could have compartmentalized	I could have been compartmentalizing
you could have been compartmentalizing
she could have been compartmentalizing
we could have been compartmentalizing
you could have been compartmentalizing
they could have been compartmentalizing	

Negation 	
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I couldn't compartmentalize
you couldn't compartmentalize
she couldn't compartmentalize
we couldn't compartmentalize
you couldn't compartmentalize
they couldn't compartmentalize 	I couldn't be compartmentalizing
you couldn't be compartmentalizing
she couldn't be compartmentalizing
we couldn't be compartmentalizing
you couldn't be compartmentalizing
they couldn't be compartmentalizing	I couldn't have compartmentalized
you couldn't have compartmentalized
she couldn't have compartmentalized
we couldn't have compartmentalized
you couldn't have compartmentalized
they couldn't have compartmentalized	I couldn't have been compartmentalizing
you couldn't have been compartmentalizing
she couldn't have been compartmentalizing
we couldn't have been compartmentalizing
you couldn't have been compartmentalizing
they couldn't have been compartmentalizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I compartmentalize?
could you compartmentalize?
could she compartmentalize?
could we compartmentalize?
could you compartmentalize?
could they compartmentalize? 	could I be compartmentalizing?
could you be compartmentalizing?
could she be compartmentalizing?
could we be compartmentalizing?
could you be compartmentalizing?
could they be compartmentalizing? 	could I have compartmentalized?
could you have compartmentalized?
could she have compartmentalized?
could we have compartmentalized?
could you have compartmentalized?
could they have compartmentalized? 	could I have been compartmentalizing?
could you have been compartmentalizing?
could she have been compartmentalizing?
could we have been compartmentalizing?
could you have been compartmentalizing?
could they have been compartmentalizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I compartmentalize?
couldn't you compartmentalize?
couldn't she compartmentalize?
couldn't we compartmentalize?
couldn't you compartmentalize?
couldn't they compartmentalize? 	couldn't I be compartmentalizing?
couldn't you be compartmentalizing?
couldn't she be compartmentalizing?
couldn't we be compartmentalizing?
couldn't you be compartmentalizing?
couldn't they be compartmentalizing? 	couldn't I have compartmentalized?
couldn't you have compartmentalized?
couldn't she have compartmentalized?
couldn't we have compartmentalized?
couldn't you have compartmentalized?
couldn't they have compartmentalized? 	couldn't I have been compartmentalizing?
couldn't you have been compartmentalizing?
couldn't she have been compartmentalizing?
couldn't we have been compartmentalizing?
couldn't you have been compartmentalizing?
couldn't they have been compartmentalizing?