should unloosen
Regular verb: unloosen - unloosened- unloosened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd unloosen
you'd unloosen
she'd unloosen
we'd unloosen
you'd unloosen
they'd unloosen 	I'd be unloosening
you'd be unloosening
she'd be unloosening
we'd be unloosening
you'd be unloosening
they'd be unloosening	I should've unloosened
you should've unloosened
she should've unloosened
we should've unloosened
you should've unloosened
they should've unloosened	I should've been unloosening
you should've been unloosening
she should've been unloosening
we should've been unloosening
you should've been unloosening
they should've been unloosening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't unloosen
you shouldn't unloosen
she shouldn't unloosen
we shouldn't unloosen
you shouldn't unloosen
they shouldn't unloosen 	I shouldn't be unloosening
you shouldn't be unloosening
she shouldn't be unloosening
we shouldn't be unloosening
you shouldn't be unloosening
they shouldn't be unloosening	I shouldn't have unloosened
you shouldn't have unloosened
she shouldn't have unloosened
we shouldn't have unloosened
you shouldn't have unloosened
they shouldn't have unloosened	I shouldn't have been unloosening
you shouldn't have been unloosening
she shouldn't have been unloosening
we shouldn't have been unloosening
you shouldn't have been unloosening
they shouldn't have been unloosening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I unloosen?
should you unloosen?
should she unloosen?
should we unloosen?
should you unloosen?
should they unloosen? 	should I be unloosening?
should you be unloosening?
should she be unloosening?
should we be unloosening?
should you be unloosening?
should they be unloosening? 	should I have unloosened?
should you have unloosened?
should she have unloosened?
should we have unloosened?
should you have unloosened?
should they have unloosened? 	should I have been unloosening?
should you have been unloosening?
should she have been unloosening?
should we have been unloosening?
should you have been unloosening?
should they have been unloosening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I unloosen?
shouldn't you unloosen?
shouldn't she unloosen?
shouldn't we unloosen?
shouldn't you unloosen?
shouldn't they unloosen? 	shouldn't I be unloosening?
shouldn't you be unloosening?
shouldn't she be unloosening?
shouldn't we be unloosening?
shouldn't you be unloosening?
shouldn't they be unloosening? 	shouldn't I have unloosened?
shouldn't you have unloosened?
shouldn't she have unloosened?
shouldn't we have unloosened?
shouldn't you have unloosened?
shouldn't they have unloosened? 	shouldn't I have been unloosening?
shouldn't you have been unloosening?
shouldn't she have been unloosening?
shouldn't we have been unloosening?
shouldn't you have been unloosening?
shouldn't they have been unloosening?