may discard
Regular verb: discard - discarded- discarded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may discard
you may discard
he may discard
we may discard
you may discard
they may discard 	I may be discarding
you may be discarding
he may be discarding
we may be discarding
you may be discarding
they may be discarding	I may have discarded
you may have discarded
he may have discarded
we may have discarded
you may have discarded
they may have discarded	I may have been discarding
you may have been discarding
he may have been discarding
we may have been discarding
you may have been discarding
they may have been discarding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't discard
you mayn't discard
he mayn't discard
we mayn't discard
you mayn't discard
they mayn't discard 	I mayn't be discarding
you mayn't be discarding
he mayn't be discarding
we mayn't be discarding
you mayn't be discarding
they mayn't be discarding	I mayn't have discarded
you mayn't have discarded
he mayn't have discarded
we mayn't have discarded
you mayn't have discarded
they mayn't have discarded	I mayn't have been discarding
you mayn't have been discarding
he mayn't have been discarding
we mayn't have been discarding
you mayn't have been discarding
they mayn't have been discarding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I discard?
may you discard?
may he discard?
may we discard?
may you discard?
may they discard? 	may I be discarding?
may you be discarding?
may he be discarding?
may we be discarding?
may you be discarding?
may they be discarding? 	may I have discarded?
may you have discarded?
may he have discarded?
may we have discarded?
may you have discarded?
may they have discarded? 	may I have been discarding?
may you have been discarding?
may he have been discarding?
may we have been discarding?
may you have been discarding?
may they have been discarding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I discard?
mayn't you discard?
mayn't he discard?
mayn't we discard?
mayn't you discard?
mayn't they discard? 	mayn't I be discarding?
mayn't you be discarding?
mayn't he be discarding?
mayn't we be discarding?
mayn't you be discarding?
mayn't they be discarding? 	mayn't I have discarded?
mayn't you have discarded?
mayn't he have discarded?
mayn't we have discarded?
mayn't you have discarded?
mayn't they have discarded? 	mayn't I have been discarding?
mayn't you have been discarding?
mayn't he have been discarding?
mayn't we have been discarding?
mayn't you have been discarding?
mayn't they have been discarding?