may disvalue
Regular verb: disvalue - disvalued- disvalued

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may disvalue
you may disvalue
he may disvalue
we may disvalue
you may disvalue
they may disvalue 	I may be disvaluing
you may be disvaluing
he may be disvaluing
we may be disvaluing
you may be disvaluing
they may be disvaluing	I may have disvalued
you may have disvalued
he may have disvalued
we may have disvalued
you may have disvalued
they may have disvalued	I may have been disvaluing
you may have been disvaluing
he may have been disvaluing
we may have been disvaluing
you may have been disvaluing
they may have been disvaluing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't disvalue
you mayn't disvalue
he mayn't disvalue
we mayn't disvalue
you mayn't disvalue
they mayn't disvalue 	I mayn't be disvaluing
you mayn't be disvaluing
he mayn't be disvaluing
we mayn't be disvaluing
you mayn't be disvaluing
they mayn't be disvaluing	I mayn't have disvalued
you mayn't have disvalued
he mayn't have disvalued
we mayn't have disvalued
you mayn't have disvalued
they mayn't have disvalued	I mayn't have been disvaluing
you mayn't have been disvaluing
he mayn't have been disvaluing
we mayn't have been disvaluing
you mayn't have been disvaluing
they mayn't have been disvaluing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I disvalue?
may you disvalue?
may he disvalue?
may we disvalue?
may you disvalue?
may they disvalue? 	may I be disvaluing?
may you be disvaluing?
may he be disvaluing?
may we be disvaluing?
may you be disvaluing?
may they be disvaluing? 	may I have disvalued?
may you have disvalued?
may he have disvalued?
may we have disvalued?
may you have disvalued?
may they have disvalued? 	may I have been disvaluing?
may you have been disvaluing?
may he have been disvaluing?
may we have been disvaluing?
may you have been disvaluing?
may they have been disvaluing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I disvalue?
mayn't you disvalue?
mayn't he disvalue?
mayn't we disvalue?
mayn't you disvalue?
mayn't they disvalue? 	mayn't I be disvaluing?
mayn't you be disvaluing?
mayn't he be disvaluing?
mayn't we be disvaluing?
mayn't you be disvaluing?
mayn't they be disvaluing? 	mayn't I have disvalued?
mayn't you have disvalued?
mayn't he have disvalued?
mayn't we have disvalued?
mayn't you have disvalued?
mayn't they have disvalued? 	mayn't I have been disvaluing?
mayn't you have been disvaluing?
mayn't he have been disvaluing?
mayn't we have been disvaluing?
mayn't you have been disvaluing?
mayn't they have been disvaluing?