may yeast
Regular verb: yeast - yeasted- yeasted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may yeast
you may yeast
he may yeast
we may yeast
you may yeast
they may yeast 	I may be yeasting
you may be yeasting
he may be yeasting
we may be yeasting
you may be yeasting
they may be yeasting	I may have yeasted
you may have yeasted
he may have yeasted
we may have yeasted
you may have yeasted
they may have yeasted	I may have been yeasting
you may have been yeasting
he may have been yeasting
we may have been yeasting
you may have been yeasting
they may have been yeasting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't yeast
you mayn't yeast
he mayn't yeast
we mayn't yeast
you mayn't yeast
they mayn't yeast 	I mayn't be yeasting
you mayn't be yeasting
he mayn't be yeasting
we mayn't be yeasting
you mayn't be yeasting
they mayn't be yeasting	I mayn't have yeasted
you mayn't have yeasted
he mayn't have yeasted
we mayn't have yeasted
you mayn't have yeasted
they mayn't have yeasted	I mayn't have been yeasting
you mayn't have been yeasting
he mayn't have been yeasting
we mayn't have been yeasting
you mayn't have been yeasting
they mayn't have been yeasting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I yeast?
may you yeast?
may he yeast?
may we yeast?
may you yeast?
may they yeast? 	may I be yeasting?
may you be yeasting?
may he be yeasting?
may we be yeasting?
may you be yeasting?
may they be yeasting? 	may I have yeasted?
may you have yeasted?
may he have yeasted?
may we have yeasted?
may you have yeasted?
may they have yeasted? 	may I have been yeasting?
may you have been yeasting?
may he have been yeasting?
may we have been yeasting?
may you have been yeasting?
may they have been yeasting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I yeast?
mayn't you yeast?
mayn't he yeast?
mayn't we yeast?
mayn't you yeast?
mayn't they yeast? 	mayn't I be yeasting?
mayn't you be yeasting?
mayn't he be yeasting?
mayn't we be yeasting?
mayn't you be yeasting?
mayn't they be yeasting? 	mayn't I have yeasted?
mayn't you have yeasted?
mayn't he have yeasted?
mayn't we have yeasted?
mayn't you have yeasted?
mayn't they have yeasted? 	mayn't I have been yeasting?
mayn't you have been yeasting?
mayn't he have been yeasting?
mayn't we have been yeasting?
mayn't you have been yeasting?
mayn't they have been yeasting?