must rumour
Regular verb: rumour - rumoured- rumoured

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must rumour
you must rumour
he must rumour
we must rumour
you must rumour
they must rumour 	I must be rumouring
you must be rumouring
he must be rumouring
we must be rumouring
you must be rumouring
they must be rumouring	I must have rumoured
you must have rumoured
he must have rumoured
we must have rumoured
you must have rumoured
they must have rumoured	I must have been rumouring
you must have been rumouring
he must have been rumouring
we must have been rumouring
you must have been rumouring
they must have been rumouring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not rumour
you must not rumour
he must not rumour
we must not rumour
you must not rumour
they must not rumour 	I must not be rumouring
you must not be rumouring
he must not be rumouring
we must not be rumouring
you must not be rumouring
they must not be rumouring	I must not have rumoured
you must not have rumoured
he must not have rumoured
we must not have rumoured
you must not have rumoured
they must not have rumoured	I must not have been rumouring
you must not have been rumouring
he must not have been rumouring
we must not have been rumouring
you must not have been rumouring
they must not have been rumouring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I rumour?
must you rumour?
must he rumour?
must we rumour?
must you rumour?
must they rumour? 	must I be rumouring?
must you be rumouring?
must he be rumouring?
must we be rumouring?
must you be rumouring?
must they be rumouring? 	must I have rumoured?
must you have rumoured?
must he have rumoured?
must we have rumoured?
must you have rumoured?
must they have rumoured? 	must I have been rumouring?
must you have been rumouring?
must he have been rumouring?
must we have been rumouring?
must you have been rumouring?
must they have been rumouring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not rumour?
must you not rumour?
must he not rumour?
must we not rumour?
must you not rumour?
must they not rumour? 	must I not be rumouring?
must you not be rumouring?
must he not be rumouring?
must we not be rumouring?
must you not be rumouring?
must they not be rumouring? 	must I not have rumoured?
must you not have rumoured?
must he not have rumoured?
must we not have rumoured?
must you not have rumoured?
must they not have rumoured? 	must I not have been rumouring?
must you not have been rumouring?
must he not have been rumouring?
must we not have been rumouring?
must you not have been rumouring?
must they not have been rumouring?