must defeat
Regular verb: defeat - defeated- defeated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must defeat
you must defeat
he must defeat
we must defeat
you must defeat
they must defeat 	I must be defeating
you must be defeating
he must be defeating
we must be defeating
you must be defeating
they must be defeating	I must have defeated
you must have defeated
he must have defeated
we must have defeated
you must have defeated
they must have defeated	I must have been defeating
you must have been defeating
he must have been defeating
we must have been defeating
you must have been defeating
they must have been defeating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't defeat
you mustn't defeat
he mustn't defeat
we mustn't defeat
you mustn't defeat
they mustn't defeat 	I mustn't be defeating
you mustn't be defeating
he mustn't be defeating
we mustn't be defeating
you mustn't be defeating
they mustn't be defeating	I mustn't have defeated
you mustn't have defeated
he mustn't have defeated
we mustn't have defeated
you mustn't have defeated
they mustn't have defeated	I mustn't have been defeating
you mustn't have been defeating
he mustn't have been defeating
we mustn't have been defeating
you mustn't have been defeating
they mustn't have been defeating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I defeat?
must you defeat?
must he defeat?
must we defeat?
must you defeat?
must they defeat? 	must I be defeating?
must you be defeating?
must he be defeating?
must we be defeating?
must you be defeating?
must they be defeating? 	must I have defeated?
must you have defeated?
must he have defeated?
must we have defeated?
must you have defeated?
must they have defeated? 	must I have been defeating?
must you have been defeating?
must he have been defeating?
must we have been defeating?
must you have been defeating?
must they have been defeating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I defeat?
mustn't you defeat?
mustn't he defeat?
mustn't we defeat?
mustn't you defeat?
mustn't they defeat? 	mustn't I be defeating?
mustn't you be defeating?
mustn't he be defeating?
mustn't we be defeating?
mustn't you be defeating?
mustn't they be defeating? 	mustn't I have defeated?
mustn't you have defeated?
mustn't he have defeated?
mustn't we have defeated?
mustn't you have defeated?
mustn't they have defeated? 	mustn't I have been defeating?
mustn't you have been defeating?
mustn't he have been defeating?
mustn't we have been defeating?
mustn't you have been defeating?
mustn't they have been defeating?