could universalise
Regular verb: universalise - universalised- universalised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could universalise
you could universalise
he could universalise
we could universalise
you could universalise
they could universalise 	I could be universalising
you could be universalising
he could be universalising
we could be universalising
you could be universalising
they could be universalising	I could have universalised
you could have universalised
he could have universalised
we could have universalised
you could have universalised
they could have universalised	I could have been universalising
you could have been universalising
he could have been universalising
we could have been universalising
you could have been universalising
they could have been universalising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't universalise
you couldn't universalise
he couldn't universalise
we couldn't universalise
you couldn't universalise
they couldn't universalise 	I couldn't be universalising
you couldn't be universalising
he couldn't be universalising
we couldn't be universalising
you couldn't be universalising
they couldn't be universalising	I couldn't have universalised
you couldn't have universalised
he couldn't have universalised
we couldn't have universalised
you couldn't have universalised
they couldn't have universalised	I couldn't have been universalising
you couldn't have been universalising
he couldn't have been universalising
we couldn't have been universalising
you couldn't have been universalising
they couldn't have been universalising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I universalise?
could you universalise?
could he universalise?
could we universalise?
could you universalise?
could they universalise? 	could I be universalising?
could you be universalising?
could he be universalising?
could we be universalising?
could you be universalising?
could they be universalising? 	could I have universalised?
could you have universalised?
could he have universalised?
could we have universalised?
could you have universalised?
could they have universalised? 	could I have been universalising?
could you have been universalising?
could he have been universalising?
could we have been universalising?
could you have been universalising?
could they have been universalising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I universalise?
couldn't you universalise?
couldn't he universalise?
couldn't we universalise?
couldn't you universalise?
couldn't they universalise? 	couldn't I be universalising?
couldn't you be universalising?
couldn't he be universalising?
couldn't we be universalising?
couldn't you be universalising?
couldn't they be universalising? 	couldn't I have universalised?
couldn't you have universalised?
couldn't he have universalised?
couldn't we have universalised?
couldn't you have universalised?
couldn't they have universalised? 	couldn't I have been universalising?
couldn't you have been universalising?
couldn't he have been universalising?
couldn't we have been universalising?
couldn't you have been universalising?
couldn't they have been universalising?