can blither
Regular verb: blither - blithered- blithered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can blither
you can blither
she can blither
we can blither
you can blither
they can blither 	I can be blithering
you can be blithering
she can be blithering
we can be blithering
you can be blithering
they can be blithering	I can have blithered
you can have blithered
she can have blithered
we can have blithered
you can have blithered
they can have blithered	I can have been blithering
you can have been blithering
she can have been blithering
we can have been blithering
you can have been blithering
they can have been blithering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot blither
you cannot blither
she cannot blither
we cannot blither
you cannot blither
they cannot blither 	I cannot be blithering
you cannot be blithering
she cannot be blithering
we cannot be blithering
you cannot be blithering
they cannot be blithering	I cannot have blithered
you cannot have blithered
she cannot have blithered
we cannot have blithered
you cannot have blithered
they cannot have blithered	I cannot have been blithering
you cannot have been blithering
she cannot have been blithering
we cannot have been blithering
you cannot have been blithering
they cannot have been blithering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I blither?
can you blither?
can she blither?
can we blither?
can you blither?
can they blither? 	can I be blithering?
can you be blithering?
can she be blithering?
can we be blithering?
can you be blithering?
can they be blithering? 	can I have blithered?
can you have blithered?
can she have blithered?
can we have blithered?
can you have blithered?
can they have blithered? 	can I have been blithering?
can you have been blithering?
can she have been blithering?
can we have been blithering?
can you have been blithering?
can they have been blithering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not blither?
can you not blither?
can she not blither?
can we not blither?
can you not blither?
can they not blither? 	can I not be blithering?
can you not be blithering?
can she not be blithering?
can we not be blithering?
can you not be blithering?
can they not be blithering? 	can I not have blithered?
can you not have blithered?
can she not have blithered?
can we not have blithered?
can you not have blithered?
can they not have blithered? 	can I not have been blithering?
can you not have been blithering?
can she not have been blithering?
can we not have been blithering?
can you not have been blithering?
can they not have been blithering?