may worsen
Regular verb: worsen - worsened- worsened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may worsen
you may worsen
she may worsen
we may worsen
you may worsen
they may worsen 	I may be worsening
you may be worsening
she may be worsening
we may be worsening
you may be worsening
they may be worsening	I may have worsened
you may have worsened
she may have worsened
we may have worsened
you may have worsened
they may have worsened	I may have been worsening
you may have been worsening
she may have been worsening
we may have been worsening
you may have been worsening
they may have been worsening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't worsen
you mayn't worsen
she mayn't worsen
we mayn't worsen
you mayn't worsen
they mayn't worsen 	I mayn't be worsening
you mayn't be worsening
she mayn't be worsening
we mayn't be worsening
you mayn't be worsening
they mayn't be worsening	I mayn't have worsened
you mayn't have worsened
she mayn't have worsened
we mayn't have worsened
you mayn't have worsened
they mayn't have worsened	I mayn't have been worsening
you mayn't have been worsening
she mayn't have been worsening
we mayn't have been worsening
you mayn't have been worsening
they mayn't have been worsening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I worsen?
may you worsen?
may she worsen?
may we worsen?
may you worsen?
may they worsen? 	may I be worsening?
may you be worsening?
may she be worsening?
may we be worsening?
may you be worsening?
may they be worsening? 	may I have worsened?
may you have worsened?
may she have worsened?
may we have worsened?
may you have worsened?
may they have worsened? 	may I have been worsening?
may you have been worsening?
may she have been worsening?
may we have been worsening?
may you have been worsening?
may they have been worsening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I worsen?
mayn't you worsen?
mayn't she worsen?
mayn't we worsen?
mayn't you worsen?
mayn't they worsen? 	mayn't I be worsening?
mayn't you be worsening?
mayn't she be worsening?
mayn't we be worsening?
mayn't you be worsening?
mayn't they be worsening? 	mayn't I have worsened?
mayn't you have worsened?
mayn't she have worsened?
mayn't we have worsened?
mayn't you have worsened?
mayn't they have worsened? 	mayn't I have been worsening?
mayn't you have been worsening?
mayn't she have been worsening?
mayn't we have been worsening?
mayn't you have been worsening?
mayn't they have been worsening?