must higgle
Regular verb: higgle - higgled- higgled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must higgle
you must higgle
he must higgle
we must higgle
you must higgle
they must higgle 	I must be higgling
you must be higgling
he must be higgling
we must be higgling
you must be higgling
they must be higgling	I must have higgled
you must have higgled
he must have higgled
we must have higgled
you must have higgled
they must have higgled	I must have been higgling
you must have been higgling
he must have been higgling
we must have been higgling
you must have been higgling
they must have been higgling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't higgle
you mustn't higgle
he mustn't higgle
we mustn't higgle
you mustn't higgle
they mustn't higgle 	I mustn't be higgling
you mustn't be higgling
he mustn't be higgling
we mustn't be higgling
you mustn't be higgling
they mustn't be higgling	I mustn't have higgled
you mustn't have higgled
he mustn't have higgled
we mustn't have higgled
you mustn't have higgled
they mustn't have higgled	I mustn't have been higgling
you mustn't have been higgling
he mustn't have been higgling
we mustn't have been higgling
you mustn't have been higgling
they mustn't have been higgling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I higgle?
must you higgle?
must he higgle?
must we higgle?
must you higgle?
must they higgle? 	must I be higgling?
must you be higgling?
must he be higgling?
must we be higgling?
must you be higgling?
must they be higgling? 	must I have higgled?
must you have higgled?
must he have higgled?
must we have higgled?
must you have higgled?
must they have higgled? 	must I have been higgling?
must you have been higgling?
must he have been higgling?
must we have been higgling?
must you have been higgling?
must they have been higgling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I higgle?
mustn't you higgle?
mustn't he higgle?
mustn't we higgle?
mustn't you higgle?
mustn't they higgle? 	mustn't I be higgling?
mustn't you be higgling?
mustn't he be higgling?
mustn't we be higgling?
mustn't you be higgling?
mustn't they be higgling? 	mustn't I have higgled?
mustn't you have higgled?
mustn't he have higgled?
mustn't we have higgled?
mustn't you have higgled?
mustn't they have higgled? 	mustn't I have been higgling?
mustn't you have been higgling?
mustn't he have been higgling?
mustn't we have been higgling?
mustn't you have been higgling?
mustn't they have been higgling?