can bestir
Regular verb: bestir - bestirred- bestirred

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can bestir
you can bestir
he can bestir
we can bestir
you can bestir
they can bestir 	I can be bestirring
you can be bestirring
he can be bestirring
we can be bestirring
you can be bestirring
they can be bestirring	I can have bestirred
you can have bestirred
he can have bestirred
we can have bestirred
you can have bestirred
they can have bestirred	I can have been bestirring
you can have been bestirring
he can have been bestirring
we can have been bestirring
you can have been bestirring
they can have been bestirring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't bestir
you can't bestir
he can't bestir
we can't bestir
you can't bestir
they can't bestir 	I can't be bestirring
you can't be bestirring
he can't be bestirring
we can't be bestirring
you can't be bestirring
they can't be bestirring	I can't have bestirred
you can't have bestirred
he can't have bestirred
we can't have bestirred
you can't have bestirred
they can't have bestirred	I can't have been bestirring
you can't have been bestirring
he can't have been bestirring
we can't have been bestirring
you can't have been bestirring
they can't have been bestirring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I bestir?
can you bestir?
can he bestir?
can we bestir?
can you bestir?
can they bestir? 	can I be bestirring?
can you be bestirring?
can he be bestirring?
can we be bestirring?
can you be bestirring?
can they be bestirring? 	can I have bestirred?
can you have bestirred?
can he have bestirred?
can we have bestirred?
can you have bestirred?
can they have bestirred? 	can I have been bestirring?
can you have been bestirring?
can he have been bestirring?
can we have been bestirring?
can you have been bestirring?
can they have been bestirring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I bestir?
can't you bestir?
can't he bestir?
can't we bestir?
can't you bestir?
can't they bestir? 	can't I be bestirring?
can't you be bestirring?
can't he be bestirring?
can't we be bestirring?
can't you be bestirring?
can't they be bestirring? 	can't I have bestirred?
can't you have bestirred?
can't he have bestirred?
can't we have bestirred?
can't you have bestirred?
can't they have bestirred? 	can't I have been bestirring?
can't you have been bestirring?
can't he have been bestirring?
can't we have been bestirring?
can't you have been bestirring?
can't they have been bestirring?