should humbug
Regular verb: humbug - humbugged- humbugged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd humbug
you'd humbug
he'd humbug
we'd humbug
you'd humbug
they'd humbug 	I'd be humbugging
you'd be humbugging
he'd be humbugging
we'd be humbugging
you'd be humbugging
they'd be humbugging	I should've humbugged
you should've humbugged
he should've humbugged
we should've humbugged
you should've humbugged
they should've humbugged	I should've been humbugging
you should've been humbugging
he should've been humbugging
we should've been humbugging
you should've been humbugging
they should've been humbugging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't humbug
you shouldn't humbug
he shouldn't humbug
we shouldn't humbug
you shouldn't humbug
they shouldn't humbug 	I shouldn't be humbugging
you shouldn't be humbugging
he shouldn't be humbugging
we shouldn't be humbugging
you shouldn't be humbugging
they shouldn't be humbugging	I shouldn't have humbugged
you shouldn't have humbugged
he shouldn't have humbugged
we shouldn't have humbugged
you shouldn't have humbugged
they shouldn't have humbugged	I shouldn't have been humbugging
you shouldn't have been humbugging
he shouldn't have been humbugging
we shouldn't have been humbugging
you shouldn't have been humbugging
they shouldn't have been humbugging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I humbug?
should you humbug?
should he humbug?
should we humbug?
should you humbug?
should they humbug? 	should I be humbugging?
should you be humbugging?
should he be humbugging?
should we be humbugging?
should you be humbugging?
should they be humbugging? 	should I have humbugged?
should you have humbugged?
should he have humbugged?
should we have humbugged?
should you have humbugged?
should they have humbugged? 	should I have been humbugging?
should you have been humbugging?
should he have been humbugging?
should we have been humbugging?
should you have been humbugging?
should they have been humbugging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I humbug?
shouldn't you humbug?
shouldn't he humbug?
shouldn't we humbug?
shouldn't you humbug?
shouldn't they humbug? 	shouldn't I be humbugging?
shouldn't you be humbugging?
shouldn't he be humbugging?
shouldn't we be humbugging?
shouldn't you be humbugging?
shouldn't they be humbugging? 	shouldn't I have humbugged?
shouldn't you have humbugged?
shouldn't he have humbugged?
shouldn't we have humbugged?
shouldn't you have humbugged?
shouldn't they have humbugged? 	shouldn't I have been humbugging?
shouldn't you have been humbugging?
shouldn't he have been humbugging?
shouldn't we have been humbugging?
shouldn't you have been humbugging?
shouldn't they have been humbugging?