may coextend
Regular verb: coextend - coextended- coextended

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may coextend
you may coextend
she may coextend
we may coextend
you may coextend
they may coextend 	I may be coextending
you may be coextending
she may be coextending
we may be coextending
you may be coextending
they may be coextending	I may have coextended
you may have coextended
she may have coextended
we may have coextended
you may have coextended
they may have coextended	I may have been coextending
you may have been coextending
she may have been coextending
we may have been coextending
you may have been coextending
they may have been coextending	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't coextend
you mayn't coextend
she mayn't coextend
we mayn't coextend
you mayn't coextend
they mayn't coextend 	I mayn't be coextending
you mayn't be coextending
she mayn't be coextending
we mayn't be coextending
you mayn't be coextending
they mayn't be coextending	I mayn't have coextended
you mayn't have coextended
she mayn't have coextended
we mayn't have coextended
you mayn't have coextended
they mayn't have coextended	I mayn't have been coextending
you mayn't have been coextending
she mayn't have been coextending
we mayn't have been coextending
you mayn't have been coextending
they mayn't have been coextending	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I coextend?
may you coextend?
may she coextend?
may we coextend?
may you coextend?
may they coextend? 	may I be coextending?
may you be coextending?
may she be coextending?
may we be coextending?
may you be coextending?
may they be coextending? 	may I have coextended?
may you have coextended?
may she have coextended?
may we have coextended?
may you have coextended?
may they have coextended? 	may I have been coextending?
may you have been coextending?
may she have been coextending?
may we have been coextending?
may you have been coextending?
may they have been coextending? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I coextend?
mayn't you coextend?
mayn't she coextend?
mayn't we coextend?
mayn't you coextend?
mayn't they coextend? 	mayn't I be coextending?
mayn't you be coextending?
mayn't she be coextending?
mayn't we be coextending?
mayn't you be coextending?
mayn't they be coextending? 	mayn't I have coextended?
mayn't you have coextended?
mayn't she have coextended?
mayn't we have coextended?
mayn't you have coextended?
mayn't they have coextended? 	mayn't I have been coextending?
mayn't you have been coextending?
mayn't she have been coextending?
mayn't we have been coextending?
mayn't you have been coextending?
mayn't they have been coextending?