could syncretise
Verbe régulier : syncretise - syncretised- syncretised

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could syncretise
you could syncretise
she could syncretise
we could syncretise
you could syncretise
they could syncretise 	I could be syncretising
you could be syncretising
she could be syncretising
we could be syncretising
you could be syncretising
they could be syncretising	I could have syncretised
you could have syncretised
she could have syncretised
we could have syncretised
you could have syncretised
they could have syncretised	I could have been syncretising
you could have been syncretising
she could have been syncretising
we could have been syncretising
you could have been syncretising
they could have been syncretising	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't syncretise
you couldn't syncretise
she couldn't syncretise
we couldn't syncretise
you couldn't syncretise
they couldn't syncretise 	I couldn't be syncretising
you couldn't be syncretising
she couldn't be syncretising
we couldn't be syncretising
you couldn't be syncretising
they couldn't be syncretising	I couldn't have syncretised
you couldn't have syncretised
she couldn't have syncretised
we couldn't have syncretised
you couldn't have syncretised
they couldn't have syncretised	I couldn't have been syncretising
you couldn't have been syncretising
she couldn't have been syncretising
we couldn't have been syncretising
you couldn't have been syncretising
they couldn't have been syncretising	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I syncretise?
could you syncretise?
could she syncretise?
could we syncretise?
could you syncretise?
could they syncretise? 	could I be syncretising?
could you be syncretising?
could she be syncretising?
could we be syncretising?
could you be syncretising?
could they be syncretising? 	could I have syncretised?
could you have syncretised?
could she have syncretised?
could we have syncretised?
could you have syncretised?
could they have syncretised? 	could I have been syncretising?
could you have been syncretising?
could she have been syncretising?
could we have been syncretising?
could you have been syncretising?
could they have been syncretising? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I syncretise?
couldn't you syncretise?
couldn't she syncretise?
couldn't we syncretise?
couldn't you syncretise?
couldn't they syncretise? 	couldn't I be syncretising?
couldn't you be syncretising?
couldn't she be syncretising?
couldn't we be syncretising?
couldn't you be syncretising?
couldn't they be syncretising? 	couldn't I have syncretised?
couldn't you have syncretised?
couldn't she have syncretised?
couldn't we have syncretised?
couldn't you have syncretised?
couldn't they have syncretised? 	couldn't I have been syncretising?
couldn't you have been syncretising?
couldn't she have been syncretising?
couldn't we have been syncretising?
couldn't you have been syncretising?
couldn't they have been syncretising?