must saponify
Regular verb: saponify - saponified- saponified

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must saponify
you must saponify
he must saponify
we must saponify
you must saponify
they must saponify 	I must be saponifying
you must be saponifying
he must be saponifying
we must be saponifying
you must be saponifying
they must be saponifying	I must have saponified
you must have saponified
he must have saponified
we must have saponified
you must have saponified
they must have saponified	I must have been saponifying
you must have been saponifying
he must have been saponifying
we must have been saponifying
you must have been saponifying
they must have been saponifying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not saponify
you must not saponify
he must not saponify
we must not saponify
you must not saponify
they must not saponify 	I must not be saponifying
you must not be saponifying
he must not be saponifying
we must not be saponifying
you must not be saponifying
they must not be saponifying	I must not have saponified
you must not have saponified
he must not have saponified
we must not have saponified
you must not have saponified
they must not have saponified	I must not have been saponifying
you must not have been saponifying
he must not have been saponifying
we must not have been saponifying
you must not have been saponifying
they must not have been saponifying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I saponify?
must you saponify?
must he saponify?
must we saponify?
must you saponify?
must they saponify? 	must I be saponifying?
must you be saponifying?
must he be saponifying?
must we be saponifying?
must you be saponifying?
must they be saponifying? 	must I have saponified?
must you have saponified?
must he have saponified?
must we have saponified?
must you have saponified?
must they have saponified? 	must I have been saponifying?
must you have been saponifying?
must he have been saponifying?
must we have been saponifying?
must you have been saponifying?
must they have been saponifying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not saponify?
must you not saponify?
must he not saponify?
must we not saponify?
must you not saponify?
must they not saponify? 	must I not be saponifying?
must you not be saponifying?
must he not be saponifying?
must we not be saponifying?
must you not be saponifying?
must they not be saponifying? 	must I not have saponified?
must you not have saponified?
must he not have saponified?
must we not have saponified?
must you not have saponified?
must they not have saponified? 	must I not have been saponifying?
must you not have been saponifying?
must he not have been saponifying?
must we not have been saponifying?
must you not have been saponifying?
must they not have been saponifying?