should unfetter
Regular verb: unfetter - unfettered- unfettered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd unfetter
you'd unfetter
she'd unfetter
we'd unfetter
you'd unfetter
they'd unfetter 	I'd be unfettering
you'd be unfettering
she'd be unfettering
we'd be unfettering
you'd be unfettering
they'd be unfettering	I should've unfettered
you should've unfettered
she should've unfettered
we should've unfettered
you should've unfettered
they should've unfettered	I should've been unfettering
you should've been unfettering
she should've been unfettering
we should've been unfettering
you should've been unfettering
they should've been unfettering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't unfetter
you shouldn't unfetter
she shouldn't unfetter
we shouldn't unfetter
you shouldn't unfetter
they shouldn't unfetter 	I shouldn't be unfettering
you shouldn't be unfettering
she shouldn't be unfettering
we shouldn't be unfettering
you shouldn't be unfettering
they shouldn't be unfettering	I shouldn't have unfettered
you shouldn't have unfettered
she shouldn't have unfettered
we shouldn't have unfettered
you shouldn't have unfettered
they shouldn't have unfettered	I shouldn't have been unfettering
you shouldn't have been unfettering
she shouldn't have been unfettering
we shouldn't have been unfettering
you shouldn't have been unfettering
they shouldn't have been unfettering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I unfetter?
should you unfetter?
should she unfetter?
should we unfetter?
should you unfetter?
should they unfetter? 	should I be unfettering?
should you be unfettering?
should she be unfettering?
should we be unfettering?
should you be unfettering?
should they be unfettering? 	should I have unfettered?
should you have unfettered?
should she have unfettered?
should we have unfettered?
should you have unfettered?
should they have unfettered? 	should I have been unfettering?
should you have been unfettering?
should she have been unfettering?
should we have been unfettering?
should you have been unfettering?
should they have been unfettering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I unfetter?
shouldn't you unfetter?
shouldn't she unfetter?
shouldn't we unfetter?
shouldn't you unfetter?
shouldn't they unfetter? 	shouldn't I be unfettering?
shouldn't you be unfettering?
shouldn't she be unfettering?
shouldn't we be unfettering?
shouldn't you be unfettering?
shouldn't they be unfettering? 	shouldn't I have unfettered?
shouldn't you have unfettered?
shouldn't she have unfettered?
shouldn't we have unfettered?
shouldn't you have unfettered?
shouldn't they have unfettered? 	shouldn't I have been unfettering?
shouldn't you have been unfettering?
shouldn't she have been unfettering?
shouldn't we have been unfettering?
shouldn't you have been unfettering?
shouldn't they have been unfettering?