should rankle
Regular verb: rankle - rankled- rankled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd rankle
you'd rankle
she'd rankle
we'd rankle
you'd rankle
they'd rankle 	I'd be rankling
you'd be rankling
she'd be rankling
we'd be rankling
you'd be rankling
they'd be rankling	I should've rankled
you should've rankled
she should've rankled
we should've rankled
you should've rankled
they should've rankled	I should've been rankling
you should've been rankling
she should've been rankling
we should've been rankling
you should've been rankling
they should've been rankling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't rankle
you shouldn't rankle
she shouldn't rankle
we shouldn't rankle
you shouldn't rankle
they shouldn't rankle 	I shouldn't be rankling
you shouldn't be rankling
she shouldn't be rankling
we shouldn't be rankling
you shouldn't be rankling
they shouldn't be rankling	I shouldn't have rankled
you shouldn't have rankled
she shouldn't have rankled
we shouldn't have rankled
you shouldn't have rankled
they shouldn't have rankled	I shouldn't have been rankling
you shouldn't have been rankling
she shouldn't have been rankling
we shouldn't have been rankling
you shouldn't have been rankling
they shouldn't have been rankling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I rankle?
should you rankle?
should she rankle?
should we rankle?
should you rankle?
should they rankle? 	should I be rankling?
should you be rankling?
should she be rankling?
should we be rankling?
should you be rankling?
should they be rankling? 	should I have rankled?
should you have rankled?
should she have rankled?
should we have rankled?
should you have rankled?
should they have rankled? 	should I have been rankling?
should you have been rankling?
should she have been rankling?
should we have been rankling?
should you have been rankling?
should they have been rankling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I rankle?
shouldn't you rankle?
shouldn't she rankle?
shouldn't we rankle?
shouldn't you rankle?
shouldn't they rankle? 	shouldn't I be rankling?
shouldn't you be rankling?
shouldn't she be rankling?
shouldn't we be rankling?
shouldn't you be rankling?
shouldn't they be rankling? 	shouldn't I have rankled?
shouldn't you have rankled?
shouldn't she have rankled?
shouldn't we have rankled?
shouldn't you have rankled?
shouldn't they have rankled? 	shouldn't I have been rankling?
shouldn't you have been rankling?
shouldn't she have been rankling?
shouldn't we have been rankling?
shouldn't you have been rankling?
shouldn't they have been rankling?