could outthunder
Verbe régulier : outthunder - outthundered- outthundered

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could outthunder
you could outthunder
she could outthunder
we could outthunder
you could outthunder
they could outthunder 	I could be outthundering
you could be outthundering
she could be outthundering
we could be outthundering
you could be outthundering
they could be outthundering	I could have outthundered
you could have outthundered
she could have outthundered
we could have outthundered
you could have outthundered
they could have outthundered	I could have been outthundering
you could have been outthundering
she could have been outthundering
we could have been outthundering
you could have been outthundering
they could have been outthundering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not outthunder
you could not outthunder
she could not outthunder
we could not outthunder
you could not outthunder
they could not outthunder 	I could not be outthundering
you could not be outthundering
she could not be outthundering
we could not be outthundering
you could not be outthundering
they could not be outthundering	I could not have outthundered
you could not have outthundered
she could not have outthundered
we could not have outthundered
you could not have outthundered
they could not have outthundered	I could not have been outthundering
you could not have been outthundering
she could not have been outthundering
we could not have been outthundering
you could not have been outthundering
they could not have been outthundering	

Forme interrogative 	
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could I outthunder?
could you outthunder?
could she outthunder?
could we outthunder?
could you outthunder?
could they outthunder? 	could I be outthundering?
could you be outthundering?
could she be outthundering?
could we be outthundering?
could you be outthundering?
could they be outthundering? 	could I have outthundered?
could you have outthundered?
could she have outthundered?
could we have outthundered?
could you have outthundered?
could they have outthundered? 	could I have been outthundering?
could you have been outthundering?
could she have been outthundering?
could we have been outthundering?
could you have been outthundering?
could they have been outthundering? 	

Forme interro-négative 	
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could I not outthunder?
could you not outthunder?
could she not outthunder?
could we not outthunder?
could you not outthunder?
could they not outthunder? 	could I not be outthundering?
could you not be outthundering?
could she not be outthundering?
could we not be outthundering?
could you not be outthundering?
could they not be outthundering? 	could I not have outthundered?
could you not have outthundered?
could she not have outthundered?
could we not have outthundered?
could you not have outthundered?
could they not have outthundered? 	could I not have been outthundering?
could you not have been outthundering?
could she not have been outthundering?
could we not have been outthundering?
could you not have been outthundering?
could they not have been outthundering?