English verb conjugation
MAY BUTTONHOLE

Regular verb: buttonhole - buttonholed - buttonholed

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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
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
Perfect	V-ing perfect
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
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?
Perfect	V-ing perfect
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
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?
Perfect	V-ing perfect
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?