may foil
Verbe régulier : foil - foiled- foiled
Traduction française : déjouer - contrecarrer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I may foil
you may foil
she may foil
we may foil
you may foil
they may foil 	I may be foiling
you may be foiling
she may be foiling
we may be foiling
you may be foiling
they may be foiling	I may have foiled
you may have foiled
she may have foiled
we may have foiled
you may have foiled
they may have foiled	I may have been foiling
you may have been foiling
she may have been foiling
we may have been foiling
you may have been foiling
they may have been foiling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mayn't foil
you mayn't foil
she mayn't foil
we mayn't foil
you mayn't foil
they mayn't foil 	I mayn't be foiling
you mayn't be foiling
she mayn't be foiling
we mayn't be foiling
you mayn't be foiling
they mayn't be foiling	I mayn't have foiled
you mayn't have foiled
she mayn't have foiled
we mayn't have foiled
you mayn't have foiled
they mayn't have foiled	I mayn't have been foiling
you mayn't have been foiling
she mayn't have been foiling
we mayn't have been foiling
you mayn't have been foiling
they mayn't have been foiling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
may I foil?
may you foil?
may she foil?
may we foil?
may you foil?
may they foil? 	may I be foiling?
may you be foiling?
may she be foiling?
may we be foiling?
may you be foiling?
may they be foiling? 	may I have foiled?
may you have foiled?
may she have foiled?
may we have foiled?
may you have foiled?
may they have foiled? 	may I have been foiling?
may you have been foiling?
may she have been foiling?
may we have been foiling?
may you have been foiling?
may they have been foiling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mayn't I foil?
mayn't you foil?
mayn't she foil?
mayn't we foil?
mayn't you foil?
mayn't they foil? 	mayn't I be foiling?
mayn't you be foiling?
mayn't she be foiling?
mayn't we be foiling?
mayn't you be foiling?
mayn't they be foiling? 	mayn't I have foiled?
mayn't you have foiled?
mayn't she have foiled?
mayn't we have foiled?
mayn't you have foiled?
mayn't they have foiled? 	mayn't I have been foiling?
mayn't you have been foiling?
mayn't she have been foiling?
mayn't we have been foiling?
mayn't you have been foiling?
mayn't they have been foiling?