may foist
Regular verb: foist - foisted- foisted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may foist
you may foist
he may foist
we may foist
you may foist
they may foist 	I may be foisting
you may be foisting
he may be foisting
we may be foisting
you may be foisting
they may be foisting	I may have foisted
you may have foisted
he may have foisted
we may have foisted
you may have foisted
they may have foisted	I may have been foisting
you may have been foisting
he may have been foisting
we may have been foisting
you may have been foisting
they may have been foisting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't foist
you mayn't foist
he mayn't foist
we mayn't foist
you mayn't foist
they mayn't foist 	I mayn't be foisting
you mayn't be foisting
he mayn't be foisting
we mayn't be foisting
you mayn't be foisting
they mayn't be foisting	I mayn't have foisted
you mayn't have foisted
he mayn't have foisted
we mayn't have foisted
you mayn't have foisted
they mayn't have foisted	I mayn't have been foisting
you mayn't have been foisting
he mayn't have been foisting
we mayn't have been foisting
you mayn't have been foisting
they mayn't have been foisting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I foist?
may you foist?
may he foist?
may we foist?
may you foist?
may they foist? 	may I be foisting?
may you be foisting?
may he be foisting?
may we be foisting?
may you be foisting?
may they be foisting? 	may I have foisted?
may you have foisted?
may he have foisted?
may we have foisted?
may you have foisted?
may they have foisted? 	may I have been foisting?
may you have been foisting?
may he have been foisting?
may we have been foisting?
may you have been foisting?
may they have been foisting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I foist?
mayn't you foist?
mayn't he foist?
mayn't we foist?
mayn't you foist?
mayn't they foist? 	mayn't I be foisting?
mayn't you be foisting?
mayn't he be foisting?
mayn't we be foisting?
mayn't you be foisting?
mayn't they be foisting? 	mayn't I have foisted?
mayn't you have foisted?
mayn't he have foisted?
mayn't we have foisted?
mayn't you have foisted?
mayn't they have foisted? 	mayn't I have been foisting?
mayn't you have been foisting?
mayn't he have been foisting?
mayn't we have been foisting?
mayn't you have been foisting?
mayn't they have been foisting?