could vittle
Regular verb: vittle - vittled- vittled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could vittle
you could vittle
she could vittle
we could vittle
you could vittle
they could vittle 	I could be vittling
you could be vittling
she could be vittling
we could be vittling
you could be vittling
they could be vittling	I could have vittled
you could have vittled
she could have vittled
we could have vittled
you could have vittled
they could have vittled	I could have been vittling
you could have been vittling
she could have been vittling
we could have been vittling
you could have been vittling
they could have been vittling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't vittle
you couldn't vittle
she couldn't vittle
we couldn't vittle
you couldn't vittle
they couldn't vittle 	I couldn't be vittling
you couldn't be vittling
she couldn't be vittling
we couldn't be vittling
you couldn't be vittling
they couldn't be vittling	I couldn't have vittled
you couldn't have vittled
she couldn't have vittled
we couldn't have vittled
you couldn't have vittled
they couldn't have vittled	I couldn't have been vittling
you couldn't have been vittling
she couldn't have been vittling
we couldn't have been vittling
you couldn't have been vittling
they couldn't have been vittling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I vittle?
could you vittle?
could she vittle?
could we vittle?
could you vittle?
could they vittle? 	could I be vittling?
could you be vittling?
could she be vittling?
could we be vittling?
could you be vittling?
could they be vittling? 	could I have vittled?
could you have vittled?
could she have vittled?
could we have vittled?
could you have vittled?
could they have vittled? 	could I have been vittling?
could you have been vittling?
could she have been vittling?
could we have been vittling?
could you have been vittling?
could they have been vittling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I vittle?
couldn't you vittle?
couldn't she vittle?
couldn't we vittle?
couldn't you vittle?
couldn't they vittle? 	couldn't I be vittling?
couldn't you be vittling?
couldn't she be vittling?
couldn't we be vittling?
couldn't you be vittling?
couldn't they be vittling? 	couldn't I have vittled?
couldn't you have vittled?
couldn't she have vittled?
couldn't we have vittled?
couldn't you have vittled?
couldn't they have vittled? 	couldn't I have been vittling?
couldn't you have been vittling?
couldn't she have been vittling?
couldn't we have been vittling?
couldn't you have been vittling?
couldn't they have been vittling?