must stint
Regular verb: stint - stinted- stinted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must stint
you must stint
he must stint
we must stint
you must stint
they must stint 	I must be stinting
you must be stinting
he must be stinting
we must be stinting
you must be stinting
they must be stinting	I must have stinted
you must have stinted
he must have stinted
we must have stinted
you must have stinted
they must have stinted	I must have been stinting
you must have been stinting
he must have been stinting
we must have been stinting
you must have been stinting
they must have been stinting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not stint
you must not stint
he must not stint
we must not stint
you must not stint
they must not stint 	I must not be stinting
you must not be stinting
he must not be stinting
we must not be stinting
you must not be stinting
they must not be stinting	I must not have stinted
you must not have stinted
he must not have stinted
we must not have stinted
you must not have stinted
they must not have stinted	I must not have been stinting
you must not have been stinting
he must not have been stinting
we must not have been stinting
you must not have been stinting
they must not have been stinting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I stint?
must you stint?
must he stint?
must we stint?
must you stint?
must they stint? 	must I be stinting?
must you be stinting?
must he be stinting?
must we be stinting?
must you be stinting?
must they be stinting? 	must I have stinted?
must you have stinted?
must he have stinted?
must we have stinted?
must you have stinted?
must they have stinted? 	must I have been stinting?
must you have been stinting?
must he have been stinting?
must we have been stinting?
must you have been stinting?
must they have been stinting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not stint?
must you not stint?
must he not stint?
must we not stint?
must you not stint?
must they not stint? 	must I not be stinting?
must you not be stinting?
must he not be stinting?
must we not be stinting?
must you not be stinting?
must they not be stinting? 	must I not have stinted?
must you not have stinted?
must he not have stinted?
must we not have stinted?
must you not have stinted?
must they not have stinted? 	must I not have been stinting?
must you not have been stinting?
must he not have been stinting?
must we not have been stinting?
must you not have been stinting?
must they not have been stinting?