may gibber
Regular verb: gibber - gibbered- gibbered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may gibber
you may gibber
he may gibber
we may gibber
you may gibber
they may gibber 	I may be gibbering
you may be gibbering
he may be gibbering
we may be gibbering
you may be gibbering
they may be gibbering	I may have gibbered
you may have gibbered
he may have gibbered
we may have gibbered
you may have gibbered
they may have gibbered	I may have been gibbering
you may have been gibbering
he may have been gibbering
we may have been gibbering
you may have been gibbering
they may have been gibbering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't gibber
you mayn't gibber
he mayn't gibber
we mayn't gibber
you mayn't gibber
they mayn't gibber 	I mayn't be gibbering
you mayn't be gibbering
he mayn't be gibbering
we mayn't be gibbering
you mayn't be gibbering
they mayn't be gibbering	I mayn't have gibbered
you mayn't have gibbered
he mayn't have gibbered
we mayn't have gibbered
you mayn't have gibbered
they mayn't have gibbered	I mayn't have been gibbering
you mayn't have been gibbering
he mayn't have been gibbering
we mayn't have been gibbering
you mayn't have been gibbering
they mayn't have been gibbering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I gibber?
may you gibber?
may he gibber?
may we gibber?
may you gibber?
may they gibber? 	may I be gibbering?
may you be gibbering?
may he be gibbering?
may we be gibbering?
may you be gibbering?
may they be gibbering? 	may I have gibbered?
may you have gibbered?
may he have gibbered?
may we have gibbered?
may you have gibbered?
may they have gibbered? 	may I have been gibbering?
may you have been gibbering?
may he have been gibbering?
may we have been gibbering?
may you have been gibbering?
may they have been gibbering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I gibber?
mayn't you gibber?
mayn't he gibber?
mayn't we gibber?
mayn't you gibber?
mayn't they gibber? 	mayn't I be gibbering?
mayn't you be gibbering?
mayn't he be gibbering?
mayn't we be gibbering?
mayn't you be gibbering?
mayn't they be gibbering? 	mayn't I have gibbered?
mayn't you have gibbered?
mayn't he have gibbered?
mayn't we have gibbered?
mayn't you have gibbered?
mayn't they have gibbered? 	mayn't I have been gibbering?
mayn't you have been gibbering?
mayn't he have been gibbering?
mayn't we have been gibbering?
mayn't you have been gibbering?
mayn't they have been gibbering?