may stiff-arm
Regular verb: stiff-arm - stiff-armed- stiff-armed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may stiff-arm
you may stiff-arm
he may stiff-arm
we may stiff-arm
you may stiff-arm
they may stiff-arm 	I may be stiff-arming
you may be stiff-arming
he may be stiff-arming
we may be stiff-arming
you may be stiff-arming
they may be stiff-arming	I may have stiff-armed
you may have stiff-armed
he may have stiff-armed
we may have stiff-armed
you may have stiff-armed
they may have stiff-armed	I may have been stiff-arming
you may have been stiff-arming
he may have been stiff-arming
we may have been stiff-arming
you may have been stiff-arming
they may have been stiff-arming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't stiff-arm
you mayn't stiff-arm
he mayn't stiff-arm
we mayn't stiff-arm
you mayn't stiff-arm
they mayn't stiff-arm 	I mayn't be stiff-arming
you mayn't be stiff-arming
he mayn't be stiff-arming
we mayn't be stiff-arming
you mayn't be stiff-arming
they mayn't be stiff-arming	I mayn't have stiff-armed
you mayn't have stiff-armed
he mayn't have stiff-armed
we mayn't have stiff-armed
you mayn't have stiff-armed
they mayn't have stiff-armed	I mayn't have been stiff-arming
you mayn't have been stiff-arming
he mayn't have been stiff-arming
we mayn't have been stiff-arming
you mayn't have been stiff-arming
they mayn't have been stiff-arming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I stiff-arm?
may you stiff-arm?
may he stiff-arm?
may we stiff-arm?
may you stiff-arm?
may they stiff-arm? 	may I be stiff-arming?
may you be stiff-arming?
may he be stiff-arming?
may we be stiff-arming?
may you be stiff-arming?
may they be stiff-arming? 	may I have stiff-armed?
may you have stiff-armed?
may he have stiff-armed?
may we have stiff-armed?
may you have stiff-armed?
may they have stiff-armed? 	may I have been stiff-arming?
may you have been stiff-arming?
may he have been stiff-arming?
may we have been stiff-arming?
may you have been stiff-arming?
may they have been stiff-arming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I stiff-arm?
mayn't you stiff-arm?
mayn't he stiff-arm?
mayn't we stiff-arm?
mayn't you stiff-arm?
mayn't they stiff-arm? 	mayn't I be stiff-arming?
mayn't you be stiff-arming?
mayn't he be stiff-arming?
mayn't we be stiff-arming?
mayn't you be stiff-arming?
mayn't they be stiff-arming? 	mayn't I have stiff-armed?
mayn't you have stiff-armed?
mayn't he have stiff-armed?
mayn't we have stiff-armed?
mayn't you have stiff-armed?
mayn't they have stiff-armed? 	mayn't I have been stiff-arming?
mayn't you have been stiff-arming?
mayn't he have been stiff-arming?
mayn't we have been stiff-arming?
mayn't you have been stiff-arming?
mayn't they have been stiff-arming?