may defang
Regular verb: defang - defanged- defanged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may defang
you may defang
he may defang
we may defang
you may defang
they may defang 	I may be defanging
you may be defanging
he may be defanging
we may be defanging
you may be defanging
they may be defanging	I may have defanged
you may have defanged
he may have defanged
we may have defanged
you may have defanged
they may have defanged	I may have been defanging
you may have been defanging
he may have been defanging
we may have been defanging
you may have been defanging
they may have been defanging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't defang
you mayn't defang
he mayn't defang
we mayn't defang
you mayn't defang
they mayn't defang 	I mayn't be defanging
you mayn't be defanging
he mayn't be defanging
we mayn't be defanging
you mayn't be defanging
they mayn't be defanging	I mayn't have defanged
you mayn't have defanged
he mayn't have defanged
we mayn't have defanged
you mayn't have defanged
they mayn't have defanged	I mayn't have been defanging
you mayn't have been defanging
he mayn't have been defanging
we mayn't have been defanging
you mayn't have been defanging
they mayn't have been defanging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I defang?
may you defang?
may he defang?
may we defang?
may you defang?
may they defang? 	may I be defanging?
may you be defanging?
may he be defanging?
may we be defanging?
may you be defanging?
may they be defanging? 	may I have defanged?
may you have defanged?
may he have defanged?
may we have defanged?
may you have defanged?
may they have defanged? 	may I have been defanging?
may you have been defanging?
may he have been defanging?
may we have been defanging?
may you have been defanging?
may they have been defanging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I defang?
mayn't you defang?
mayn't he defang?
mayn't we defang?
mayn't you defang?
mayn't they defang? 	mayn't I be defanging?
mayn't you be defanging?
mayn't he be defanging?
mayn't we be defanging?
mayn't you be defanging?
mayn't they be defanging? 	mayn't I have defanged?
mayn't you have defanged?
mayn't he have defanged?
mayn't we have defanged?
mayn't you have defanged?
mayn't they have defanged? 	mayn't I have been defanging?
mayn't you have been defanging?
mayn't he have been defanging?
mayn't we have been defanging?
mayn't you have been defanging?
mayn't they have been defanging?