may defat
Regular verb: defat - defated- defated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may defat
you may defat
he may defat
we may defat
you may defat
they may defat 	I may be defating
you may be defating
he may be defating
we may be defating
you may be defating
they may be defating	I may have defated
you may have defated
he may have defated
we may have defated
you may have defated
they may have defated	I may have been defating
you may have been defating
he may have been defating
we may have been defating
you may have been defating
they may have been defating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't defat
you mayn't defat
he mayn't defat
we mayn't defat
you mayn't defat
they mayn't defat 	I mayn't be defating
you mayn't be defating
he mayn't be defating
we mayn't be defating
you mayn't be defating
they mayn't be defating	I mayn't have defated
you mayn't have defated
he mayn't have defated
we mayn't have defated
you mayn't have defated
they mayn't have defated	I mayn't have been defating
you mayn't have been defating
he mayn't have been defating
we mayn't have been defating
you mayn't have been defating
they mayn't have been defating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I defat?
may you defat?
may he defat?
may we defat?
may you defat?
may they defat? 	may I be defating?
may you be defating?
may he be defating?
may we be defating?
may you be defating?
may they be defating? 	may I have defated?
may you have defated?
may he have defated?
may we have defated?
may you have defated?
may they have defated? 	may I have been defating?
may you have been defating?
may he have been defating?
may we have been defating?
may you have been defating?
may they have been defating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I defat?
mayn't you defat?
mayn't he defat?
mayn't we defat?
mayn't you defat?
mayn't they defat? 	mayn't I be defating?
mayn't you be defating?
mayn't he be defating?
mayn't we be defating?
mayn't you be defating?
mayn't they be defating? 	mayn't I have defated?
mayn't you have defated?
mayn't he have defated?
mayn't we have defated?
mayn't you have defated?
mayn't they have defated? 	mayn't I have been defating?
mayn't you have been defating?
mayn't he have been defating?
mayn't we have been defating?
mayn't you have been defating?
mayn't they have been defating?