can overbuild
Irregular verb: overbuild - overbuilt- overbuilt

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can overbuild
you can overbuild
he can overbuild
we can overbuild
you can overbuild
they can overbuild 	I can be overbuilding
you can be overbuilding
he can be overbuilding
we can be overbuilding
you can be overbuilding
they can be overbuilding	I can have overbuilt
you can have overbuilt
he can have overbuilt
we can have overbuilt
you can have overbuilt
they can have overbuilt	I can have been overbuilding
you can have been overbuilding
he can have been overbuilding
we can have been overbuilding
you can have been overbuilding
they can have been overbuilding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't overbuild
you can't overbuild
he can't overbuild
we can't overbuild
you can't overbuild
they can't overbuild 	I can't be overbuilding
you can't be overbuilding
he can't be overbuilding
we can't be overbuilding
you can't be overbuilding
they can't be overbuilding	I can't have overbuilt
you can't have overbuilt
he can't have overbuilt
we can't have overbuilt
you can't have overbuilt
they can't have overbuilt	I can't have been overbuilding
you can't have been overbuilding
he can't have been overbuilding
we can't have been overbuilding
you can't have been overbuilding
they can't have been overbuilding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I overbuild?
can you overbuild?
can he overbuild?
can we overbuild?
can you overbuild?
can they overbuild? 	can I be overbuilding?
can you be overbuilding?
can he be overbuilding?
can we be overbuilding?
can you be overbuilding?
can they be overbuilding? 	can I have overbuilt?
can you have overbuilt?
can he have overbuilt?
can we have overbuilt?
can you have overbuilt?
can they have overbuilt? 	can I have been overbuilding?
can you have been overbuilding?
can he have been overbuilding?
can we have been overbuilding?
can you have been overbuilding?
can they have been overbuilding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I overbuild?
can't you overbuild?
can't he overbuild?
can't we overbuild?
can't you overbuild?
can't they overbuild? 	can't I be overbuilding?
can't you be overbuilding?
can't he be overbuilding?
can't we be overbuilding?
can't you be overbuilding?
can't they be overbuilding? 	can't I have overbuilt?
can't you have overbuilt?
can't he have overbuilt?
can't we have overbuilt?
can't you have overbuilt?
can't they have overbuilt? 	can't I have been overbuilding?
can't you have been overbuilding?
can't he have been overbuilding?
can't we have been overbuilding?
can't you have been overbuilding?
can't they have been overbuilding?