might endeavour
Regular verb: endeavour - endeavoured- endeavoured

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I might endeavour
you might endeavour
she might endeavour
we might endeavour
you might endeavour
they might endeavour 	I might be endeavouring
you might be endeavouring
she might be endeavouring
we might be endeavouring
you might be endeavouring
they might be endeavouring	I might have endeavoured
you might have endeavoured
she might have endeavoured
we might have endeavoured
you might have endeavoured
they might have endeavoured	I might have been endeavouring
you might have been endeavouring
she might have been endeavouring
we might have been endeavouring
you might have been endeavouring
they might have been endeavouring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mightn't endeavour
you mightn't endeavour
she mightn't endeavour
we mightn't endeavour
you mightn't endeavour
they mightn't endeavour 	I mightn't be endeavouring
you mightn't be endeavouring
she mightn't be endeavouring
we mightn't be endeavouring
you mightn't be endeavouring
they mightn't be endeavouring	I mightn't have endeavoured
you mightn't have endeavoured
she mightn't have endeavoured
we mightn't have endeavoured
you mightn't have endeavoured
they mightn't have endeavoured	I mightn't have been endeavouring
you mightn't have been endeavouring
she mightn't have been endeavouring
we mightn't have been endeavouring
you mightn't have been endeavouring
they mightn't have been endeavouring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
might I endeavour?
might you endeavour?
might she endeavour?
might we endeavour?
might you endeavour?
might they endeavour? 	might I be endeavouring?
might you be endeavouring?
might she be endeavouring?
might we be endeavouring?
might you be endeavouring?
might they be endeavouring? 	might I have endeavoured?
might you have endeavoured?
might she have endeavoured?
might we have endeavoured?
might you have endeavoured?
might they have endeavoured? 	might I have been endeavouring?
might you have been endeavouring?
might she have been endeavouring?
might we have been endeavouring?
might you have been endeavouring?
might they have been endeavouring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mightn't I endeavour?
mightn't you endeavour?
mightn't she endeavour?
mightn't we endeavour?
mightn't you endeavour?
mightn't they endeavour? 	mightn't I be endeavouring?
mightn't you be endeavouring?
mightn't she be endeavouring?
mightn't we be endeavouring?
mightn't you be endeavouring?
mightn't they be endeavouring? 	mightn't I have endeavoured?
mightn't you have endeavoured?
mightn't she have endeavoured?
mightn't we have endeavoured?
mightn't you have endeavoured?
mightn't they have endeavoured? 	mightn't I have been endeavouring?
mightn't you have been endeavouring?
mightn't she have been endeavouring?
mightn't we have been endeavouring?
mightn't you have been endeavouring?
mightn't they have been endeavouring?