may proscribe
Regular verb: proscribe - proscribed- proscribed

Affirmation 	
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I may proscribe
you may proscribe
she may proscribe
we may proscribe
you may proscribe
they may proscribe 	I may be proscribing
you may be proscribing
she may be proscribing
we may be proscribing
you may be proscribing
they may be proscribing	I may have proscribed
you may have proscribed
she may have proscribed
we may have proscribed
you may have proscribed
they may have proscribed	I may have been proscribing
you may have been proscribing
she may have been proscribing
we may have been proscribing
you may have been proscribing
they may have been proscribing	

Negation 	
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I mayn't proscribe
you mayn't proscribe
she mayn't proscribe
we mayn't proscribe
you mayn't proscribe
they mayn't proscribe 	I mayn't be proscribing
you mayn't be proscribing
she mayn't be proscribing
we mayn't be proscribing
you mayn't be proscribing
they mayn't be proscribing	I mayn't have proscribed
you mayn't have proscribed
she mayn't have proscribed
we mayn't have proscribed
you mayn't have proscribed
they mayn't have proscribed	I mayn't have been proscribing
you mayn't have been proscribing
she mayn't have been proscribing
we mayn't have been proscribing
you mayn't have been proscribing
they mayn't have been proscribing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I proscribe?
may you proscribe?
may she proscribe?
may we proscribe?
may you proscribe?
may they proscribe? 	may I be proscribing?
may you be proscribing?
may she be proscribing?
may we be proscribing?
may you be proscribing?
may they be proscribing? 	may I have proscribed?
may you have proscribed?
may she have proscribed?
may we have proscribed?
may you have proscribed?
may they have proscribed? 	may I have been proscribing?
may you have been proscribing?
may she have been proscribing?
may we have been proscribing?
may you have been proscribing?
may they have been proscribing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I proscribe?
mayn't you proscribe?
mayn't she proscribe?
mayn't we proscribe?
mayn't you proscribe?
mayn't they proscribe? 	mayn't I be proscribing?
mayn't you be proscribing?
mayn't she be proscribing?
mayn't we be proscribing?
mayn't you be proscribing?
mayn't they be proscribing? 	mayn't I have proscribed?
mayn't you have proscribed?
mayn't she have proscribed?
mayn't we have proscribed?
mayn't you have proscribed?
mayn't they have proscribed? 	mayn't I have been proscribing?
mayn't you have been proscribing?
mayn't she have been proscribing?
mayn't we have been proscribing?
mayn't you have been proscribing?
mayn't they have been proscribing?