must ameliorate ameliorate
Regular verb: ameliorate ameliorate - ameliorate ameliorated- ameliorate ameliorated

, this verb may not exist. Conjugation is given as example.

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must ameliorate ameliorate
you must ameliorate ameliorate
she must ameliorate ameliorate
we must ameliorate ameliorate
you must ameliorate ameliorate
they must ameliorate ameliorate 	I must be ameliorate ameliorating
you must be ameliorate ameliorating
she must be ameliorate ameliorating
we must be ameliorate ameliorating
you must be ameliorate ameliorating
they must be ameliorate ameliorating	I must have ameliorate ameliorated
you must have ameliorate ameliorated
she must have ameliorate ameliorated
we must have ameliorate ameliorated
you must have ameliorate ameliorated
they must have ameliorate ameliorated	I must have been ameliorate ameliorating
you must have been ameliorate ameliorating
she must have been ameliorate ameliorating
we must have been ameliorate ameliorating
you must have been ameliorate ameliorating
they must have been ameliorate ameliorating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't ameliorate ameliorate
you mustn't ameliorate ameliorate
she mustn't ameliorate ameliorate
we mustn't ameliorate ameliorate
you mustn't ameliorate ameliorate
they mustn't ameliorate ameliorate 	I mustn't be ameliorate ameliorating
you mustn't be ameliorate ameliorating
she mustn't be ameliorate ameliorating
we mustn't be ameliorate ameliorating
you mustn't be ameliorate ameliorating
they mustn't be ameliorate ameliorating	I mustn't have ameliorate ameliorated
you mustn't have ameliorate ameliorated
she mustn't have ameliorate ameliorated
we mustn't have ameliorate ameliorated
you mustn't have ameliorate ameliorated
they mustn't have ameliorate ameliorated	I mustn't have been ameliorate ameliorating
you mustn't have been ameliorate ameliorating
she mustn't have been ameliorate ameliorating
we mustn't have been ameliorate ameliorating
you mustn't have been ameliorate ameliorating
they mustn't have been ameliorate ameliorating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I ameliorate ameliorate?
must you ameliorate ameliorate?
must she ameliorate ameliorate?
must we ameliorate ameliorate?
must you ameliorate ameliorate?
must they ameliorate ameliorate? 	must I be ameliorate ameliorating?
must you be ameliorate ameliorating?
must she be ameliorate ameliorating?
must we be ameliorate ameliorating?
must you be ameliorate ameliorating?
must they be ameliorate ameliorating? 	must I have ameliorate ameliorated?
must you have ameliorate ameliorated?
must she have ameliorate ameliorated?
must we have ameliorate ameliorated?
must you have ameliorate ameliorated?
must they have ameliorate ameliorated? 	must I have been ameliorate ameliorating?
must you have been ameliorate ameliorating?
must she have been ameliorate ameliorating?
must we have been ameliorate ameliorating?
must you have been ameliorate ameliorating?
must they have been ameliorate ameliorating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I ameliorate ameliorate?
mustn't you ameliorate ameliorate?
mustn't she ameliorate ameliorate?
mustn't we ameliorate ameliorate?
mustn't you ameliorate ameliorate?
mustn't they ameliorate ameliorate? 	mustn't I be ameliorate ameliorating?
mustn't you be ameliorate ameliorating?
mustn't she be ameliorate ameliorating?
mustn't we be ameliorate ameliorating?
mustn't you be ameliorate ameliorating?
mustn't they be ameliorate ameliorating? 	mustn't I have ameliorate ameliorated?
mustn't you have ameliorate ameliorated?
mustn't she have ameliorate ameliorated?
mustn't we have ameliorate ameliorated?
mustn't you have ameliorate ameliorated?
mustn't they have ameliorate ameliorated? 	mustn't I have been ameliorate ameliorating?
mustn't you have been ameliorate ameliorating?
mustn't she have been ameliorate ameliorating?
mustn't we have been ameliorate ameliorating?
mustn't you have been ameliorate ameliorating?
mustn't they have been ameliorate ameliorating?