may circumstantiate
Regular verb: circumstantiate - circumstantiated- circumstantiated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may circumstantiate
you may circumstantiate
he may circumstantiate
we may circumstantiate
you may circumstantiate
they may circumstantiate 	I may be circumstantiating
you may be circumstantiating
he may be circumstantiating
we may be circumstantiating
you may be circumstantiating
they may be circumstantiating	I may have circumstantiated
you may have circumstantiated
he may have circumstantiated
we may have circumstantiated
you may have circumstantiated
they may have circumstantiated	I may have been circumstantiating
you may have been circumstantiating
he may have been circumstantiating
we may have been circumstantiating
you may have been circumstantiating
they may have been circumstantiating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't circumstantiate
you mayn't circumstantiate
he mayn't circumstantiate
we mayn't circumstantiate
you mayn't circumstantiate
they mayn't circumstantiate 	I mayn't be circumstantiating
you mayn't be circumstantiating
he mayn't be circumstantiating
we mayn't be circumstantiating
you mayn't be circumstantiating
they mayn't be circumstantiating	I mayn't have circumstantiated
you mayn't have circumstantiated
he mayn't have circumstantiated
we mayn't have circumstantiated
you mayn't have circumstantiated
they mayn't have circumstantiated	I mayn't have been circumstantiating
you mayn't have been circumstantiating
he mayn't have been circumstantiating
we mayn't have been circumstantiating
you mayn't have been circumstantiating
they mayn't have been circumstantiating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I circumstantiate?
may you circumstantiate?
may he circumstantiate?
may we circumstantiate?
may you circumstantiate?
may they circumstantiate? 	may I be circumstantiating?
may you be circumstantiating?
may he be circumstantiating?
may we be circumstantiating?
may you be circumstantiating?
may they be circumstantiating? 	may I have circumstantiated?
may you have circumstantiated?
may he have circumstantiated?
may we have circumstantiated?
may you have circumstantiated?
may they have circumstantiated? 	may I have been circumstantiating?
may you have been circumstantiating?
may he have been circumstantiating?
may we have been circumstantiating?
may you have been circumstantiating?
may they have been circumstantiating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I circumstantiate?
mayn't you circumstantiate?
mayn't he circumstantiate?
mayn't we circumstantiate?
mayn't you circumstantiate?
mayn't they circumstantiate? 	mayn't I be circumstantiating?
mayn't you be circumstantiating?
mayn't he be circumstantiating?
mayn't we be circumstantiating?
mayn't you be circumstantiating?
mayn't they be circumstantiating? 	mayn't I have circumstantiated?
mayn't you have circumstantiated?
mayn't he have circumstantiated?
mayn't we have circumstantiated?
mayn't you have circumstantiated?
mayn't they have circumstantiated? 	mayn't I have been circumstantiating?
mayn't you have been circumstantiating?
mayn't he have been circumstantiating?
mayn't we have been circumstantiating?
mayn't you have been circumstantiating?
mayn't they have been circumstantiating?