Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I must kid so you must kid so he must kid so we must kid so you must kid so they must kid so
V-ing form
I must be kid soing you must be kid soing he must be kid soing we must be kid soing you must be kid soing they must be kid soing
Perfect
I must have kid soed you must have kid soed he must have kid soed we must have kid soed you must have kid soed they must have kid soed
V-ing perfect
I must have been kid soing you must have been kid soing he must have been kid soing we must have been kid soing you must have been kid soing they must have been kid soing
Negation
Simple form
I must not kid so you must not kid so he must not kid so we must not kid so you must not kid so they must not kid so
V-ing form
I must not be kid soing you must not be kid soing he must not be kid soing we must not be kid soing you must not be kid soing they must not be kid soing
Perfect
I must not have kid soed you must not have kid soed he must not have kid soed we must not have kid soed you must not have kid soed they must not have kid soed
V-ing perfect
I must not have been kid soing you must not have been kid soing he must not have been kid soing we must not have been kid soing you must not have been kid soing they must not have been kid soing
Interrogative form
Simple form
must I kid so? must you kid so? must he kid so? must we kid so? must you kid so? must they kid so?
V-ing form
must I be kid soing? must you be kid soing? must he be kid soing? must we be kid soing? must you be kid soing? must they be kid soing?
Perfect
must I have kid soed? must you have kid soed? must he have kid soed? must we have kid soed? must you have kid soed? must they have kid soed?
V-ing perfect
must I have been kid soing? must you have been kid soing? must he have been kid soing? must we have been kid soing? must you have been kid soing? must they have been kid soing?
Interro-negative form
Simple form
must I not kid so? must you not kid so? must he not kid so? must we not kid so? must you not kid so? must they not kid so?
V-ing form
must I not be kid soing? must you not be kid soing? must he not be kid soing? must we not be kid soing? must you not be kid soing? must they not be kid soing?
Perfect
must I not have kid soed? must you not have kid soed? must he not have kid soed? must we not have kid soed? must you not have kid soed? must they not have kid soed?
V-ing perfect
must I not have been kid soing? must you not have been kid soing? must he not have been kid soing? must we not have been kid soing? must you not have been kid soing? must they not have been kid soing?