may impend
Regular verb: impend - impended- impended

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may impend
you may impend
she may impend
we may impend
you may impend
they may impend 	I may be impending
you may be impending
she may be impending
we may be impending
you may be impending
they may be impending	I may have impended
you may have impended
she may have impended
we may have impended
you may have impended
they may have impended	I may have been impending
you may have been impending
she may have been impending
we may have been impending
you may have been impending
they may have been impending	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't impend
you mayn't impend
she mayn't impend
we mayn't impend
you mayn't impend
they mayn't impend 	I mayn't be impending
you mayn't be impending
she mayn't be impending
we mayn't be impending
you mayn't be impending
they mayn't be impending	I mayn't have impended
you mayn't have impended
she mayn't have impended
we mayn't have impended
you mayn't have impended
they mayn't have impended	I mayn't have been impending
you mayn't have been impending
she mayn't have been impending
we mayn't have been impending
you mayn't have been impending
they mayn't have been impending	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I impend?
may you impend?
may she impend?
may we impend?
may you impend?
may they impend? 	may I be impending?
may you be impending?
may she be impending?
may we be impending?
may you be impending?
may they be impending? 	may I have impended?
may you have impended?
may she have impended?
may we have impended?
may you have impended?
may they have impended? 	may I have been impending?
may you have been impending?
may she have been impending?
may we have been impending?
may you have been impending?
may they have been impending? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I impend?
mayn't you impend?
mayn't she impend?
mayn't we impend?
mayn't you impend?
mayn't they impend? 	mayn't I be impending?
mayn't you be impending?
mayn't she be impending?
mayn't we be impending?
mayn't you be impending?
mayn't they be impending? 	mayn't I have impended?
mayn't you have impended?
mayn't she have impended?
mayn't we have impended?
mayn't you have impended?
mayn't they have impended? 	mayn't I have been impending?
mayn't you have been impending?
mayn't she have been impending?
mayn't we have been impending?
mayn't you have been impending?
mayn't they have been impending?