could dematerialise
Verbe régulier : dematerialise - dematerialised- dematerialised
Traduction française : (UK) se volatiliser 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could dematerialise
you could dematerialise
she could dematerialise
we could dematerialise
you could dematerialise
they could dematerialise 	I could be dematerialising
you could be dematerialising
she could be dematerialising
we could be dematerialising
you could be dematerialising
they could be dematerialising	I could have dematerialised
you could have dematerialised
she could have dematerialised
we could have dematerialised
you could have dematerialised
they could have dematerialised	I could have been dematerialising
you could have been dematerialising
she could have been dematerialising
we could have been dematerialising
you could have been dematerialising
they could have been dematerialising	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not dematerialise
you could not dematerialise
she could not dematerialise
we could not dematerialise
you could not dematerialise
they could not dematerialise 	I could not be dematerialising
you could not be dematerialising
she could not be dematerialising
we could not be dematerialising
you could not be dematerialising
they could not be dematerialising	I could not have dematerialised
you could not have dematerialised
she could not have dematerialised
we could not have dematerialised
you could not have dematerialised
they could not have dematerialised	I could not have been dematerialising
you could not have been dematerialising
she could not have been dematerialising
we could not have been dematerialising
you could not have been dematerialising
they could not have been dematerialising	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I dematerialise?
could you dematerialise?
could she dematerialise?
could we dematerialise?
could you dematerialise?
could they dematerialise? 	could I be dematerialising?
could you be dematerialising?
could she be dematerialising?
could we be dematerialising?
could you be dematerialising?
could they be dematerialising? 	could I have dematerialised?
could you have dematerialised?
could she have dematerialised?
could we have dematerialised?
could you have dematerialised?
could they have dematerialised? 	could I have been dematerialising?
could you have been dematerialising?
could she have been dematerialising?
could we have been dematerialising?
could you have been dematerialising?
could they have been dematerialising? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not dematerialise?
could you not dematerialise?
could she not dematerialise?
could we not dematerialise?
could you not dematerialise?
could they not dematerialise? 	could I not be dematerialising?
could you not be dematerialising?
could she not be dematerialising?
could we not be dematerialising?
could you not be dematerialising?
could they not be dematerialising? 	could I not have dematerialised?
could you not have dematerialised?
could she not have dematerialised?
could we not have dematerialised?
could you not have dematerialised?
could they not have dematerialised? 	could I not have been dematerialising?
could you not have been dematerialising?
could she not have been dematerialising?
could we not have been dematerialising?
could you not have been dematerialising?
could they not have been dematerialising?