could nullify
Verbo regolare: nullify - nullified- nullified

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I could nullify
you could nullify
he could nullify
we could nullify
you could nullify
they could nullify 	I could be nullifying
you could be nullifying
he could be nullifying
we could be nullifying
you could be nullifying
they could be nullifying	I could have nullified
you could have nullified
he could have nullified
we could have nullified
you could have nullified
they could have nullified	I could have been nullifying
you could have been nullifying
he could have been nullifying
we could have been nullifying
you could have been nullifying
they could have been nullifying	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I couldn't nullify
you couldn't nullify
he couldn't nullify
we couldn't nullify
you couldn't nullify
they couldn't nullify 	I couldn't be nullifying
you couldn't be nullifying
he couldn't be nullifying
we couldn't be nullifying
you couldn't be nullifying
they couldn't be nullifying	I couldn't have nullified
you couldn't have nullified
he couldn't have nullified
we couldn't have nullified
you couldn't have nullified
they couldn't have nullified	I couldn't have been nullifying
you couldn't have been nullifying
he couldn't have been nullifying
we couldn't have been nullifying
you couldn't have been nullifying
they couldn't have been nullifying	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
could I nullify?
could you nullify?
could he nullify?
could we nullify?
could you nullify?
could they nullify? 	could I be nullifying?
could you be nullifying?
could he be nullifying?
could we be nullifying?
could you be nullifying?
could they be nullifying? 	could I have nullified?
could you have nullified?
could he have nullified?
could we have nullified?
could you have nullified?
could they have nullified? 	could I have been nullifying?
could you have been nullifying?
could he have been nullifying?
could we have been nullifying?
could you have been nullifying?
could they have been nullifying? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
couldn't I nullify?
couldn't you nullify?
couldn't he nullify?
couldn't we nullify?
couldn't you nullify?
couldn't they nullify? 	couldn't I be nullifying?
couldn't you be nullifying?
couldn't he be nullifying?
couldn't we be nullifying?
couldn't you be nullifying?
couldn't they be nullifying? 	couldn't I have nullified?
couldn't you have nullified?
couldn't he have nullified?
couldn't we have nullified?
couldn't you have nullified?
couldn't they have nullified? 	couldn't I have been nullifying?
couldn't you have been nullifying?
couldn't he have been nullifying?
couldn't we have been nullifying?
couldn't you have been nullifying?
couldn't they have been nullifying?