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