could befoul
Verbe régulier : befoul - befouled- befouled

Affirmation 	
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I could befoul
you could befoul
he could befoul
we could befoul
you could befoul
they could befoul 	I could be befouling
you could be befouling
he could be befouling
we could be befouling
you could be befouling
they could be befouling	I could have befouled
you could have befouled
he could have befouled
we could have befouled
you could have befouled
they could have befouled	I could have been befouling
you could have been befouling
he could have been befouling
we could have been befouling
you could have been befouling
they could have been befouling	

Négation 	
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I couldn't befoul
you couldn't befoul
he couldn't befoul
we couldn't befoul
you couldn't befoul
they couldn't befoul 	I couldn't be befouling
you couldn't be befouling
he couldn't be befouling
we couldn't be befouling
you couldn't be befouling
they couldn't be befouling	I couldn't have befouled
you couldn't have befouled
he couldn't have befouled
we couldn't have befouled
you couldn't have befouled
they couldn't have befouled	I couldn't have been befouling
you couldn't have been befouling
he couldn't have been befouling
we couldn't have been befouling
you couldn't have been befouling
they couldn't have been befouling	

Forme interrogative 	
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could I befoul?
could you befoul?
could he befoul?
could we befoul?
could you befoul?
could they befoul? 	could I be befouling?
could you be befouling?
could he be befouling?
could we be befouling?
could you be befouling?
could they be befouling? 	could I have befouled?
could you have befouled?
could he have befouled?
could we have befouled?
could you have befouled?
could they have befouled? 	could I have been befouling?
could you have been befouling?
could he have been befouling?
could we have been befouling?
could you have been befouling?
could they have been befouling? 	

Forme interro-négative 	
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couldn't I befoul?
couldn't you befoul?
couldn't he befoul?
couldn't we befoul?
couldn't you befoul?
couldn't they befoul? 	couldn't I be befouling?
couldn't you be befouling?
couldn't he be befouling?
couldn't we be befouling?
couldn't you be befouling?
couldn't they be befouling? 	couldn't I have befouled?
couldn't you have befouled?
couldn't he have befouled?
couldn't we have befouled?
couldn't you have befouled?
couldn't they have befouled? 	couldn't I have been befouling?
couldn't you have been befouling?
couldn't he have been befouling?
couldn't we have been befouling?
couldn't you have been befouling?
couldn't they have been befouling?