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