must overindulge
Regular verb: overindulge - overindulged- overindulged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must overindulge
you must overindulge
he must overindulge
we must overindulge
you must overindulge
they must overindulge 	I must be overindulging
you must be overindulging
he must be overindulging
we must be overindulging
you must be overindulging
they must be overindulging	I must have overindulged
you must have overindulged
he must have overindulged
we must have overindulged
you must have overindulged
they must have overindulged	I must have been overindulging
you must have been overindulging
he must have been overindulging
we must have been overindulging
you must have been overindulging
they must have been overindulging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not overindulge
you must not overindulge
he must not overindulge
we must not overindulge
you must not overindulge
they must not overindulge 	I must not be overindulging
you must not be overindulging
he must not be overindulging
we must not be overindulging
you must not be overindulging
they must not be overindulging	I must not have overindulged
you must not have overindulged
he must not have overindulged
we must not have overindulged
you must not have overindulged
they must not have overindulged	I must not have been overindulging
you must not have been overindulging
he must not have been overindulging
we must not have been overindulging
you must not have been overindulging
they must not have been overindulging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I overindulge?
must you overindulge?
must he overindulge?
must we overindulge?
must you overindulge?
must they overindulge? 	must I be overindulging?
must you be overindulging?
must he be overindulging?
must we be overindulging?
must you be overindulging?
must they be overindulging? 	must I have overindulged?
must you have overindulged?
must he have overindulged?
must we have overindulged?
must you have overindulged?
must they have overindulged? 	must I have been overindulging?
must you have been overindulging?
must he have been overindulging?
must we have been overindulging?
must you have been overindulging?
must they have been overindulging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not overindulge?
must you not overindulge?
must he not overindulge?
must we not overindulge?
must you not overindulge?
must they not overindulge? 	must I not be overindulging?
must you not be overindulging?
must he not be overindulging?
must we not be overindulging?
must you not be overindulging?
must they not be overindulging? 	must I not have overindulged?
must you not have overindulged?
must he not have overindulged?
must we not have overindulged?
must you not have overindulged?
must they not have overindulged? 	must I not have been overindulging?
must you not have been overindulging?
must he not have been overindulging?
must we not have been overindulging?
must you not have been overindulging?
must they not have been overindulging?