Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could bidd you could bidd she could bidd we could bidd you could bidd they could bidd
V-ing form
I could be bidding you could be bidding she could be bidding we could be bidding you could be bidding they could be bidding
Perfect
I could have bidded you could have bidded she could have bidded we could have bidded you could have bidded they could have bidded
V-ing perfect
I could have been bidding you could have been bidding she could have been bidding we could have been bidding you could have been bidding they could have been bidding
Negation
Simple form
I could not bidd you could not bidd she could not bidd we could not bidd you could not bidd they could not bidd
V-ing form
I could not be bidding you could not be bidding she could not be bidding we could not be bidding you could not be bidding they could not be bidding
Perfect
I could not have bidded you could not have bidded she could not have bidded we could not have bidded you could not have bidded they could not have bidded
V-ing perfect
I could not have been bidding you could not have been bidding she could not have been bidding we could not have been bidding you could not have been bidding they could not have been bidding
Interrogative form
Simple form
could I bidd? could you bidd? could she bidd? could we bidd? could you bidd? could they bidd?
V-ing form
could I be bidding? could you be bidding? could she be bidding? could we be bidding? could you be bidding? could they be bidding?
Perfect
could I have bidded? could you have bidded? could she have bidded? could we have bidded? could you have bidded? could they have bidded?
V-ing perfect
could I have been bidding? could you have been bidding? could she have been bidding? could we have been bidding? could you have been bidding? could they have been bidding?
Interro-negative form
Simple form
could I not bidd? could you not bidd? could she not bidd? could we not bidd? could you not bidd? could they not bidd?
V-ing form
could I not be bidding? could you not be bidding? could she not be bidding? could we not be bidding? could you not be bidding? could they not be bidding?
Perfect
could I not have bidded? could you not have bidded? could she not have bidded? could we not have bidded? could you not have bidded? could they not have bidded?
V-ing perfect
could I not have been bidding? could you not have been bidding? could she not have been bidding? could we not have been bidding? could you not have been bidding? could they not have been bidding?