could devocalize
Verbo regular: devocalize - devocalized- devocalized

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could devocalize
you could devocalize
he could devocalize
we could devocalize
you could devocalize
they could devocalize 	I could be devocalizing
you could be devocalizing
he could be devocalizing
we could be devocalizing
you could be devocalizing
they could be devocalizing	I could have devocalized
you could have devocalized
he could have devocalized
we could have devocalized
you could have devocalized
they could have devocalized	I could have been devocalizing
you could have been devocalizing
he could have been devocalizing
we could have been devocalizing
you could have been devocalizing
they could have been devocalizing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not devocalize
you could not devocalize
he could not devocalize
we could not devocalize
you could not devocalize
they could not devocalize 	I could not be devocalizing
you could not be devocalizing
he could not be devocalizing
we could not be devocalizing
you could not be devocalizing
they could not be devocalizing	I could not have devocalized
you could not have devocalized
he could not have devocalized
we could not have devocalized
you could not have devocalized
they could not have devocalized	I could not have been devocalizing
you could not have been devocalizing
he could not have been devocalizing
we could not have been devocalizing
you could not have been devocalizing
they could not have been devocalizing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I devocalize?
could you devocalize?
could he devocalize?
could we devocalize?
could you devocalize?
could they devocalize? 	could I be devocalizing?
could you be devocalizing?
could he be devocalizing?
could we be devocalizing?
could you be devocalizing?
could they be devocalizing? 	could I have devocalized?
could you have devocalized?
could he have devocalized?
could we have devocalized?
could you have devocalized?
could they have devocalized? 	could I have been devocalizing?
could you have been devocalizing?
could he have been devocalizing?
could we have been devocalizing?
could you have been devocalizing?
could they have been devocalizing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not devocalize?
could you not devocalize?
could he not devocalize?
could we not devocalize?
could you not devocalize?
could they not devocalize? 	could I not be devocalizing?
could you not be devocalizing?
could he not be devocalizing?
could we not be devocalizing?
could you not be devocalizing?
could they not be devocalizing? 	could I not have devocalized?
could you not have devocalized?
could he not have devocalized?
could we not have devocalized?
could you not have devocalized?
could they not have devocalized? 	could I not have been devocalizing?
could you not have been devocalizing?
could he not have been devocalizing?
could we not have been devocalizing?
could you not have been devocalizing?
could they not have been devocalizing?