could malign
Verbo regular: malign - maligned- maligned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could malign
you could malign
he could malign
we could malign
you could malign
they could malign 	I could be maligning
you could be maligning
he could be maligning
we could be maligning
you could be maligning
they could be maligning	I could have maligned
you could have maligned
he could have maligned
we could have maligned
you could have maligned
they could have maligned	I could have been maligning
you could have been maligning
he could have been maligning
we could have been maligning
you could have been maligning
they could have been maligning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't malign
you couldn't malign
he couldn't malign
we couldn't malign
you couldn't malign
they couldn't malign 	I couldn't be maligning
you couldn't be maligning
he couldn't be maligning
we couldn't be maligning
you couldn't be maligning
they couldn't be maligning	I couldn't have maligned
you couldn't have maligned
he couldn't have maligned
we couldn't have maligned
you couldn't have maligned
they couldn't have maligned	I couldn't have been maligning
you couldn't have been maligning
he couldn't have been maligning
we couldn't have been maligning
you couldn't have been maligning
they couldn't have been maligning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I malign?
could you malign?
could he malign?
could we malign?
could you malign?
could they malign? 	could I be maligning?
could you be maligning?
could he be maligning?
could we be maligning?
could you be maligning?
could they be maligning? 	could I have maligned?
could you have maligned?
could he have maligned?
could we have maligned?
could you have maligned?
could they have maligned? 	could I have been maligning?
could you have been maligning?
could he have been maligning?
could we have been maligning?
could you have been maligning?
could they have been maligning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I malign?
couldn't you malign?
couldn't he malign?
couldn't we malign?
couldn't you malign?
couldn't they malign? 	couldn't I be maligning?
couldn't you be maligning?
couldn't he be maligning?
couldn't we be maligning?
couldn't you be maligning?
couldn't they be maligning? 	couldn't I have maligned?
couldn't you have maligned?
couldn't he have maligned?
couldn't we have maligned?
couldn't you have maligned?
couldn't they have maligned? 	couldn't I have been maligning?
couldn't you have been maligning?
couldn't he have been maligning?
couldn't we have been maligning?
couldn't you have been maligning?
couldn't they have been maligning?