may vitalise
Regular verb: vitalise - vitalised- vitalised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may vitalise
you may vitalise
he may vitalise
we may vitalise
you may vitalise
they may vitalise 	I may be vitalising
you may be vitalising
he may be vitalising
we may be vitalising
you may be vitalising
they may be vitalising	I may have vitalised
you may have vitalised
he may have vitalised
we may have vitalised
you may have vitalised
they may have vitalised	I may have been vitalising
you may have been vitalising
he may have been vitalising
we may have been vitalising
you may have been vitalising
they may have been vitalising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not vitalise
you may not vitalise
he may not vitalise
we may not vitalise
you may not vitalise
they may not vitalise 	I may not be vitalising
you may not be vitalising
he may not be vitalising
we may not be vitalising
you may not be vitalising
they may not be vitalising	I may not have vitalised
you may not have vitalised
he may not have vitalised
we may not have vitalised
you may not have vitalised
they may not have vitalised	I may not have been vitalising
you may not have been vitalising
he may not have been vitalising
we may not have been vitalising
you may not have been vitalising
they may not have been vitalising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I vitalise?
may you vitalise?
may he vitalise?
may we vitalise?
may you vitalise?
may they vitalise? 	may I be vitalising?
may you be vitalising?
may he be vitalising?
may we be vitalising?
may you be vitalising?
may they be vitalising? 	may I have vitalised?
may you have vitalised?
may he have vitalised?
may we have vitalised?
may you have vitalised?
may they have vitalised? 	may I have been vitalising?
may you have been vitalising?
may he have been vitalising?
may we have been vitalising?
may you have been vitalising?
may they have been vitalising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not vitalise?
may you not vitalise?
may he not vitalise?
may we not vitalise?
may you not vitalise?
may they not vitalise? 	may I not be vitalising?
may you not be vitalising?
may he not be vitalising?
may we not be vitalising?
may you not be vitalising?
may they not be vitalising? 	may I not have vitalised?
may you not have vitalised?
may he not have vitalised?
may we not have vitalised?
may you not have vitalised?
may they not have vitalised? 	may I not have been vitalising?
may you not have been vitalising?
may he not have been vitalising?
may we not have been vitalising?
may you not have been vitalising?
may they not have been vitalising?