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