should preconceive
Regular verb: preconceive - preconceived- preconceived

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd preconceive
you'd preconceive
she'd preconceive
we'd preconceive
you'd preconceive
they'd preconceive 	I'd be preconceiving
you'd be preconceiving
she'd be preconceiving
we'd be preconceiving
you'd be preconceiving
they'd be preconceiving	I should've preconceived
you should've preconceived
she should've preconceived
we should've preconceived
you should've preconceived
they should've preconceived	I should've been preconceiving
you should've been preconceiving
she should've been preconceiving
we should've been preconceiving
you should've been preconceiving
they should've been preconceiving	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't preconceive
you shouldn't preconceive
she shouldn't preconceive
we shouldn't preconceive
you shouldn't preconceive
they shouldn't preconceive 	I shouldn't be preconceiving
you shouldn't be preconceiving
she shouldn't be preconceiving
we shouldn't be preconceiving
you shouldn't be preconceiving
they shouldn't be preconceiving	I shouldn't have preconceived
you shouldn't have preconceived
she shouldn't have preconceived
we shouldn't have preconceived
you shouldn't have preconceived
they shouldn't have preconceived	I shouldn't have been preconceiving
you shouldn't have been preconceiving
she shouldn't have been preconceiving
we shouldn't have been preconceiving
you shouldn't have been preconceiving
they shouldn't have been preconceiving	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I preconceive?
should you preconceive?
should she preconceive?
should we preconceive?
should you preconceive?
should they preconceive? 	should I be preconceiving?
should you be preconceiving?
should she be preconceiving?
should we be preconceiving?
should you be preconceiving?
should they be preconceiving? 	should I have preconceived?
should you have preconceived?
should she have preconceived?
should we have preconceived?
should you have preconceived?
should they have preconceived? 	should I have been preconceiving?
should you have been preconceiving?
should she have been preconceiving?
should we have been preconceiving?
should you have been preconceiving?
should they have been preconceiving? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I preconceive?
shouldn't you preconceive?
shouldn't she preconceive?
shouldn't we preconceive?
shouldn't you preconceive?
shouldn't they preconceive? 	shouldn't I be preconceiving?
shouldn't you be preconceiving?
shouldn't she be preconceiving?
shouldn't we be preconceiving?
shouldn't you be preconceiving?
shouldn't they be preconceiving? 	shouldn't I have preconceived?
shouldn't you have preconceived?
shouldn't she have preconceived?
shouldn't we have preconceived?
shouldn't you have preconceived?
shouldn't they have preconceived? 	shouldn't I have been preconceiving?
shouldn't you have been preconceiving?
shouldn't she have been preconceiving?
shouldn't we have been preconceiving?
shouldn't you have been preconceiving?
shouldn't they have been preconceiving?