Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I must ego you must ego he must ego we must ego you must ego they must ego
V-ing form
I must be egoing you must be egoing he must be egoing we must be egoing you must be egoing they must be egoing
Perfect
I must have egoed you must have egoed he must have egoed we must have egoed you must have egoed they must have egoed
V-ing perfect
I must have been egoing you must have been egoing he must have been egoing we must have been egoing you must have been egoing they must have been egoing
Negation
Simple form
I mustn't ego you mustn't ego he mustn't ego we mustn't ego you mustn't ego they mustn't ego
V-ing form
I mustn't be egoing you mustn't be egoing he mustn't be egoing we mustn't be egoing you mustn't be egoing they mustn't be egoing
Perfect
I mustn't have egoed you mustn't have egoed he mustn't have egoed we mustn't have egoed you mustn't have egoed they mustn't have egoed
V-ing perfect
I mustn't have been egoing you mustn't have been egoing he mustn't have been egoing we mustn't have been egoing you mustn't have been egoing they mustn't have been egoing
Interrogative form
Simple form
must I ego? must you ego? must he ego? must we ego? must you ego? must they ego?
V-ing form
must I be egoing? must you be egoing? must he be egoing? must we be egoing? must you be egoing? must they be egoing?
Perfect
must I have egoed? must you have egoed? must he have egoed? must we have egoed? must you have egoed? must they have egoed?
V-ing perfect
must I have been egoing? must you have been egoing? must he have been egoing? must we have been egoing? must you have been egoing? must they have been egoing?
Interro-negative form
Simple form
mustn't I ego? mustn't you ego? mustn't he ego? mustn't we ego? mustn't you ego? mustn't they ego?
V-ing form
mustn't I be egoing? mustn't you be egoing? mustn't he be egoing? mustn't we be egoing? mustn't you be egoing? mustn't they be egoing?
Perfect
mustn't I have egoed? mustn't you have egoed? mustn't he have egoed? mustn't we have egoed? mustn't you have egoed? mustn't they have egoed?
V-ing perfect
mustn't I have been egoing? mustn't you have been egoing? mustn't he have been egoing? mustn't we have been egoing? mustn't you have been egoing? mustn't they have been egoing?