may rear-end
Regular verb: rear-end - rear-ended- rear-ended

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may rear-end
you may rear-end
he may rear-end
we may rear-end
you may rear-end
they may rear-end 	I may be rear-ending
you may be rear-ending
he may be rear-ending
we may be rear-ending
you may be rear-ending
they may be rear-ending	I may have rear-ended
you may have rear-ended
he may have rear-ended
we may have rear-ended
you may have rear-ended
they may have rear-ended	I may have been rear-ending
you may have been rear-ending
he may have been rear-ending
we may have been rear-ending
you may have been rear-ending
they may have been rear-ending	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not rear-end
you may not rear-end
he may not rear-end
we may not rear-end
you may not rear-end
they may not rear-end 	I may not be rear-ending
you may not be rear-ending
he may not be rear-ending
we may not be rear-ending
you may not be rear-ending
they may not be rear-ending	I may not have rear-ended
you may not have rear-ended
he may not have rear-ended
we may not have rear-ended
you may not have rear-ended
they may not have rear-ended	I may not have been rear-ending
you may not have been rear-ending
he may not have been rear-ending
we may not have been rear-ending
you may not have been rear-ending
they may not have been rear-ending	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I rear-end?
may you rear-end?
may he rear-end?
may we rear-end?
may you rear-end?
may they rear-end? 	may I be rear-ending?
may you be rear-ending?
may he be rear-ending?
may we be rear-ending?
may you be rear-ending?
may they be rear-ending? 	may I have rear-ended?
may you have rear-ended?
may he have rear-ended?
may we have rear-ended?
may you have rear-ended?
may they have rear-ended? 	may I have been rear-ending?
may you have been rear-ending?
may he have been rear-ending?
may we have been rear-ending?
may you have been rear-ending?
may they have been rear-ending? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not rear-end?
may you not rear-end?
may he not rear-end?
may we not rear-end?
may you not rear-end?
may they not rear-end? 	may I not be rear-ending?
may you not be rear-ending?
may he not be rear-ending?
may we not be rear-ending?
may you not be rear-ending?
may they not be rear-ending? 	may I not have rear-ended?
may you not have rear-ended?
may he not have rear-ended?
may we not have rear-ended?
may you not have rear-ended?
may they not have rear-ended? 	may I not have been rear-ending?
may you not have been rear-ending?
may he not have been rear-ending?
may we not have been rear-ending?
may you not have been rear-ending?
may they not have been rear-ending?