could blindfold
Regular verb: blindfold - blindfolded- blindfolded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could blindfold
you could blindfold
he could blindfold
we could blindfold
you could blindfold
they could blindfold 	I could be blindfolding
you could be blindfolding
he could be blindfolding
we could be blindfolding
you could be blindfolding
they could be blindfolding	I could have blindfolded
you could have blindfolded
he could have blindfolded
we could have blindfolded
you could have blindfolded
they could have blindfolded	I could have been blindfolding
you could have been blindfolding
he could have been blindfolding
we could have been blindfolding
you could have been blindfolding
they could have been blindfolding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't blindfold
you couldn't blindfold
he couldn't blindfold
we couldn't blindfold
you couldn't blindfold
they couldn't blindfold 	I couldn't be blindfolding
you couldn't be blindfolding
he couldn't be blindfolding
we couldn't be blindfolding
you couldn't be blindfolding
they couldn't be blindfolding	I couldn't have blindfolded
you couldn't have blindfolded
he couldn't have blindfolded
we couldn't have blindfolded
you couldn't have blindfolded
they couldn't have blindfolded	I couldn't have been blindfolding
you couldn't have been blindfolding
he couldn't have been blindfolding
we couldn't have been blindfolding
you couldn't have been blindfolding
they couldn't have been blindfolding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I blindfold?
could you blindfold?
could he blindfold?
could we blindfold?
could you blindfold?
could they blindfold? 	could I be blindfolding?
could you be blindfolding?
could he be blindfolding?
could we be blindfolding?
could you be blindfolding?
could they be blindfolding? 	could I have blindfolded?
could you have blindfolded?
could he have blindfolded?
could we have blindfolded?
could you have blindfolded?
could they have blindfolded? 	could I have been blindfolding?
could you have been blindfolding?
could he have been blindfolding?
could we have been blindfolding?
could you have been blindfolding?
could they have been blindfolding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I blindfold?
couldn't you blindfold?
couldn't he blindfold?
couldn't we blindfold?
couldn't you blindfold?
couldn't they blindfold? 	couldn't I be blindfolding?
couldn't you be blindfolding?
couldn't he be blindfolding?
couldn't we be blindfolding?
couldn't you be blindfolding?
couldn't they be blindfolding? 	couldn't I have blindfolded?
couldn't you have blindfolded?
couldn't he have blindfolded?
couldn't we have blindfolded?
couldn't you have blindfolded?
couldn't they have blindfolded? 	couldn't I have been blindfolding?
couldn't you have been blindfolding?
couldn't he have been blindfolding?
couldn't we have been blindfolding?
couldn't you have been blindfolding?
couldn't they have been blindfolding?