could unbuckle
Verbe régulier : unbuckle - unbuckled- unbuckled
Traduction française : déboucler - défaire la boucle de 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could unbuckle
you could unbuckle
she could unbuckle
we could unbuckle
you could unbuckle
they could unbuckle 	I could be unbuckling
you could be unbuckling
she could be unbuckling
we could be unbuckling
you could be unbuckling
they could be unbuckling	I could have unbuckled
you could have unbuckled
she could have unbuckled
we could have unbuckled
you could have unbuckled
they could have unbuckled	I could have been unbuckling
you could have been unbuckling
she could have been unbuckling
we could have been unbuckling
you could have been unbuckling
they could have been unbuckling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't unbuckle
you couldn't unbuckle
she couldn't unbuckle
we couldn't unbuckle
you couldn't unbuckle
they couldn't unbuckle 	I couldn't be unbuckling
you couldn't be unbuckling
she couldn't be unbuckling
we couldn't be unbuckling
you couldn't be unbuckling
they couldn't be unbuckling	I couldn't have unbuckled
you couldn't have unbuckled
she couldn't have unbuckled
we couldn't have unbuckled
you couldn't have unbuckled
they couldn't have unbuckled	I couldn't have been unbuckling
you couldn't have been unbuckling
she couldn't have been unbuckling
we couldn't have been unbuckling
you couldn't have been unbuckling
they couldn't have been unbuckling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I unbuckle?
could you unbuckle?
could she unbuckle?
could we unbuckle?
could you unbuckle?
could they unbuckle? 	could I be unbuckling?
could you be unbuckling?
could she be unbuckling?
could we be unbuckling?
could you be unbuckling?
could they be unbuckling? 	could I have unbuckled?
could you have unbuckled?
could she have unbuckled?
could we have unbuckled?
could you have unbuckled?
could they have unbuckled? 	could I have been unbuckling?
could you have been unbuckling?
could she have been unbuckling?
could we have been unbuckling?
could you have been unbuckling?
could they have been unbuckling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I unbuckle?
couldn't you unbuckle?
couldn't she unbuckle?
couldn't we unbuckle?
couldn't you unbuckle?
couldn't they unbuckle? 	couldn't I be unbuckling?
couldn't you be unbuckling?
couldn't she be unbuckling?
couldn't we be unbuckling?
couldn't you be unbuckling?
couldn't they be unbuckling? 	couldn't I have unbuckled?
couldn't you have unbuckled?
couldn't she have unbuckled?
couldn't we have unbuckled?
couldn't you have unbuckled?
couldn't they have unbuckled? 	couldn't I have been unbuckling?
couldn't you have been unbuckling?
couldn't she have been unbuckling?
couldn't we have been unbuckling?
couldn't you have been unbuckling?
couldn't they have been unbuckling?