must tergiversate
Regular verb: tergiversate - tergiversated- tergiversated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must tergiversate
you must tergiversate
he must tergiversate
we must tergiversate
you must tergiversate
they must tergiversate 	I must be tergiversating
you must be tergiversating
he must be tergiversating
we must be tergiversating
you must be tergiversating
they must be tergiversating	I must have tergiversated
you must have tergiversated
he must have tergiversated
we must have tergiversated
you must have tergiversated
they must have tergiversated	I must have been tergiversating
you must have been tergiversating
he must have been tergiversating
we must have been tergiversating
you must have been tergiversating
they must have been tergiversating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't tergiversate
you mustn't tergiversate
he mustn't tergiversate
we mustn't tergiversate
you mustn't tergiversate
they mustn't tergiversate 	I mustn't be tergiversating
you mustn't be tergiversating
he mustn't be tergiversating
we mustn't be tergiversating
you mustn't be tergiversating
they mustn't be tergiversating	I mustn't have tergiversated
you mustn't have tergiversated
he mustn't have tergiversated
we mustn't have tergiversated
you mustn't have tergiversated
they mustn't have tergiversated	I mustn't have been tergiversating
you mustn't have been tergiversating
he mustn't have been tergiversating
we mustn't have been tergiversating
you mustn't have been tergiversating
they mustn't have been tergiversating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I tergiversate?
must you tergiversate?
must he tergiversate?
must we tergiversate?
must you tergiversate?
must they tergiversate? 	must I be tergiversating?
must you be tergiversating?
must he be tergiversating?
must we be tergiversating?
must you be tergiversating?
must they be tergiversating? 	must I have tergiversated?
must you have tergiversated?
must he have tergiversated?
must we have tergiversated?
must you have tergiversated?
must they have tergiversated? 	must I have been tergiversating?
must you have been tergiversating?
must he have been tergiversating?
must we have been tergiversating?
must you have been tergiversating?
must they have been tergiversating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I tergiversate?
mustn't you tergiversate?
mustn't he tergiversate?
mustn't we tergiversate?
mustn't you tergiversate?
mustn't they tergiversate? 	mustn't I be tergiversating?
mustn't you be tergiversating?
mustn't he be tergiversating?
mustn't we be tergiversating?
mustn't you be tergiversating?
mustn't they be tergiversating? 	mustn't I have tergiversated?
mustn't you have tergiversated?
mustn't he have tergiversated?
mustn't we have tergiversated?
mustn't you have tergiversated?
mustn't they have tergiversated? 	mustn't I have been tergiversating?
mustn't you have been tergiversating?
mustn't he have been tergiversating?
mustn't we have been tergiversating?
mustn't you have been tergiversating?
mustn't they have been tergiversating?