could intercolonise
Regular verb: intercolonise - intercolonised- intercolonised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could intercolonise
you could intercolonise
he could intercolonise
we could intercolonise
you could intercolonise
they could intercolonise 	I could be intercolonising
you could be intercolonising
he could be intercolonising
we could be intercolonising
you could be intercolonising
they could be intercolonising	I could have intercolonised
you could have intercolonised
he could have intercolonised
we could have intercolonised
you could have intercolonised
they could have intercolonised	I could have been intercolonising
you could have been intercolonising
he could have been intercolonising
we could have been intercolonising
you could have been intercolonising
they could have been intercolonising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't intercolonise
you couldn't intercolonise
he couldn't intercolonise
we couldn't intercolonise
you couldn't intercolonise
they couldn't intercolonise 	I couldn't be intercolonising
you couldn't be intercolonising
he couldn't be intercolonising
we couldn't be intercolonising
you couldn't be intercolonising
they couldn't be intercolonising	I couldn't have intercolonised
you couldn't have intercolonised
he couldn't have intercolonised
we couldn't have intercolonised
you couldn't have intercolonised
they couldn't have intercolonised	I couldn't have been intercolonising
you couldn't have been intercolonising
he couldn't have been intercolonising
we couldn't have been intercolonising
you couldn't have been intercolonising
they couldn't have been intercolonising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I intercolonise?
could you intercolonise?
could he intercolonise?
could we intercolonise?
could you intercolonise?
could they intercolonise? 	could I be intercolonising?
could you be intercolonising?
could he be intercolonising?
could we be intercolonising?
could you be intercolonising?
could they be intercolonising? 	could I have intercolonised?
could you have intercolonised?
could he have intercolonised?
could we have intercolonised?
could you have intercolonised?
could they have intercolonised? 	could I have been intercolonising?
could you have been intercolonising?
could he have been intercolonising?
could we have been intercolonising?
could you have been intercolonising?
could they have been intercolonising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I intercolonise?
couldn't you intercolonise?
couldn't he intercolonise?
couldn't we intercolonise?
couldn't you intercolonise?
couldn't they intercolonise? 	couldn't I be intercolonising?
couldn't you be intercolonising?
couldn't he be intercolonising?
couldn't we be intercolonising?
couldn't you be intercolonising?
couldn't they be intercolonising? 	couldn't I have intercolonised?
couldn't you have intercolonised?
couldn't he have intercolonised?
couldn't we have intercolonised?
couldn't you have intercolonised?
couldn't they have intercolonised? 	couldn't I have been intercolonising?
couldn't you have been intercolonising?
couldn't he have been intercolonising?
couldn't we have been intercolonising?
couldn't you have been intercolonising?
couldn't they have been intercolonising?