could outreason
Regular verb: outreason - outreasoned- outreasoned

Affirmation 	
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I could outreason
you could outreason
she could outreason
we could outreason
you could outreason
they could outreason 	I could be outreasoning
you could be outreasoning
she could be outreasoning
we could be outreasoning
you could be outreasoning
they could be outreasoning	I could have outreasoned
you could have outreasoned
she could have outreasoned
we could have outreasoned
you could have outreasoned
they could have outreasoned	I could have been outreasoning
you could have been outreasoning
she could have been outreasoning
we could have been outreasoning
you could have been outreasoning
they could have been outreasoning	

Negation 	
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I could not outreason
you could not outreason
she could not outreason
we could not outreason
you could not outreason
they could not outreason 	I could not be outreasoning
you could not be outreasoning
she could not be outreasoning
we could not be outreasoning
you could not be outreasoning
they could not be outreasoning	I could not have outreasoned
you could not have outreasoned
she could not have outreasoned
we could not have outreasoned
you could not have outreasoned
they could not have outreasoned	I could not have been outreasoning
you could not have been outreasoning
she could not have been outreasoning
we could not have been outreasoning
you could not have been outreasoning
they could not have been outreasoning	

Interrogative form 	
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could I outreason?
could you outreason?
could she outreason?
could we outreason?
could you outreason?
could they outreason? 	could I be outreasoning?
could you be outreasoning?
could she be outreasoning?
could we be outreasoning?
could you be outreasoning?
could they be outreasoning? 	could I have outreasoned?
could you have outreasoned?
could she have outreasoned?
could we have outreasoned?
could you have outreasoned?
could they have outreasoned? 	could I have been outreasoning?
could you have been outreasoning?
could she have been outreasoning?
could we have been outreasoning?
could you have been outreasoning?
could they have been outreasoning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not outreason?
could you not outreason?
could she not outreason?
could we not outreason?
could you not outreason?
could they not outreason? 	could I not be outreasoning?
could you not be outreasoning?
could she not be outreasoning?
could we not be outreasoning?
could you not be outreasoning?
could they not be outreasoning? 	could I not have outreasoned?
could you not have outreasoned?
could she not have outreasoned?
could we not have outreasoned?
could you not have outreasoned?
could they not have outreasoned? 	could I not have been outreasoning?
could you not have been outreasoning?
could she not have been outreasoning?
could we not have been outreasoning?
could you not have been outreasoning?
could they not have been outreasoning?