may buttonhole
Regular verb: buttonhole - buttonholed- buttonholed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may buttonhole
you may buttonhole
he may buttonhole
we may buttonhole
you may buttonhole
they may buttonhole 	I may be buttonholing
you may be buttonholing
he may be buttonholing
we may be buttonholing
you may be buttonholing
they may be buttonholing	I may have buttonholed
you may have buttonholed
he may have buttonholed
we may have buttonholed
you may have buttonholed
they may have buttonholed	I may have been buttonholing
you may have been buttonholing
he may have been buttonholing
we may have been buttonholing
you may have been buttonholing
they may have been buttonholing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't buttonhole
you mayn't buttonhole
he mayn't buttonhole
we mayn't buttonhole
you mayn't buttonhole
they mayn't buttonhole 	I mayn't be buttonholing
you mayn't be buttonholing
he mayn't be buttonholing
we mayn't be buttonholing
you mayn't be buttonholing
they mayn't be buttonholing	I mayn't have buttonholed
you mayn't have buttonholed
he mayn't have buttonholed
we mayn't have buttonholed
you mayn't have buttonholed
they mayn't have buttonholed	I mayn't have been buttonholing
you mayn't have been buttonholing
he mayn't have been buttonholing
we mayn't have been buttonholing
you mayn't have been buttonholing
they mayn't have been buttonholing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I buttonhole?
may you buttonhole?
may he buttonhole?
may we buttonhole?
may you buttonhole?
may they buttonhole? 	may I be buttonholing?
may you be buttonholing?
may he be buttonholing?
may we be buttonholing?
may you be buttonholing?
may they be buttonholing? 	may I have buttonholed?
may you have buttonholed?
may he have buttonholed?
may we have buttonholed?
may you have buttonholed?
may they have buttonholed? 	may I have been buttonholing?
may you have been buttonholing?
may he have been buttonholing?
may we have been buttonholing?
may you have been buttonholing?
may they have been buttonholing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I buttonhole?
mayn't you buttonhole?
mayn't he buttonhole?
mayn't we buttonhole?
mayn't you buttonhole?
mayn't they buttonhole? 	mayn't I be buttonholing?
mayn't you be buttonholing?
mayn't he be buttonholing?
mayn't we be buttonholing?
mayn't you be buttonholing?
mayn't they be buttonholing? 	mayn't I have buttonholed?
mayn't you have buttonholed?
mayn't he have buttonholed?
mayn't we have buttonholed?
mayn't you have buttonholed?
mayn't they have buttonholed? 	mayn't I have been buttonholing?
mayn't you have been buttonholing?
mayn't he have been buttonholing?
mayn't we have been buttonholing?
mayn't you have been buttonholing?
mayn't they have been buttonholing?