should worst
Regular verb: worst - worsted- worsted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd worst
you'd worst
he'd worst
we'd worst
you'd worst
they'd worst 	I'd be worsting
you'd be worsting
he'd be worsting
we'd be worsting
you'd be worsting
they'd be worsting	I should've worsted
you should've worsted
he should've worsted
we should've worsted
you should've worsted
they should've worsted	I should've been worsting
you should've been worsting
he should've been worsting
we should've been worsting
you should've been worsting
they should've been worsting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't worst
you shouldn't worst
he shouldn't worst
we shouldn't worst
you shouldn't worst
they shouldn't worst 	I shouldn't be worsting
you shouldn't be worsting
he shouldn't be worsting
we shouldn't be worsting
you shouldn't be worsting
they shouldn't be worsting	I shouldn't have worsted
you shouldn't have worsted
he shouldn't have worsted
we shouldn't have worsted
you shouldn't have worsted
they shouldn't have worsted	I shouldn't have been worsting
you shouldn't have been worsting
he shouldn't have been worsting
we shouldn't have been worsting
you shouldn't have been worsting
they shouldn't have been worsting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I worst?
should you worst?
should he worst?
should we worst?
should you worst?
should they worst? 	should I be worsting?
should you be worsting?
should he be worsting?
should we be worsting?
should you be worsting?
should they be worsting? 	should I have worsted?
should you have worsted?
should he have worsted?
should we have worsted?
should you have worsted?
should they have worsted? 	should I have been worsting?
should you have been worsting?
should he have been worsting?
should we have been worsting?
should you have been worsting?
should they have been worsting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I worst?
shouldn't you worst?
shouldn't he worst?
shouldn't we worst?
shouldn't you worst?
shouldn't they worst? 	shouldn't I be worsting?
shouldn't you be worsting?
shouldn't he be worsting?
shouldn't we be worsting?
shouldn't you be worsting?
shouldn't they be worsting? 	shouldn't I have worsted?
shouldn't you have worsted?
shouldn't he have worsted?
shouldn't we have worsted?
shouldn't you have worsted?
shouldn't they have worsted? 	shouldn't I have been worsting?
shouldn't you have been worsting?
shouldn't he have been worsting?
shouldn't we have been worsting?
shouldn't you have been worsting?
shouldn't they have been worsting?