shall yammer yammer
Regular verb: yammer yammer - yammer yammered- yammer yammered

, this verb may not exist. Conjugation is given as example.

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll yammer yammer
you'll yammer yammer
she'll yammer yammer
we'll yammer yammer
you'll yammer yammer
they'll yammer yammer 	I'll be yammer yammering
you'll be yammer yammering
she'll be yammer yammering
we'll be yammer yammering
you'll be yammer yammering
they'll be yammer yammering	I'll have yammer yammered
you'll have yammer yammered
she'll have yammer yammered
we'll have yammer yammered
you'll have yammer yammered
they'll have yammer yammered	I'll have been yammer yammering
you'll have been yammer yammering
she'll have been yammer yammering
we'll have been yammer yammering
you'll have been yammer yammering
they'll have been yammer yammering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shan't yammer yammer
you shan't yammer yammer
she shan't yammer yammer
we shan't yammer yammer
you shan't yammer yammer
they shan't yammer yammer 	I shan't be yammer yammering
you shan't be yammer yammering
she shan't be yammer yammering
we shan't be yammer yammering
you shan't be yammer yammering
they shan't be yammer yammering	I shan't have yammer yammered
you shan't have yammer yammered
she shan't have yammer yammered
we shan't have yammer yammered
you shan't have yammer yammered
they shan't have yammer yammered	I shan't have been yammer yammering
you shan't have been yammer yammering
she shan't have been yammer yammering
we shan't have been yammer yammering
you shan't have been yammer yammering
they shan't have been yammer yammering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I yammer yammer?
shall you yammer yammer?
shall she yammer yammer?
shall we yammer yammer?
shall you yammer yammer?
shall they yammer yammer? 	shall I be yammer yammering?
shall you be yammer yammering?
shall she be yammer yammering?
shall we be yammer yammering?
shall you be yammer yammering?
shall they be yammer yammering? 	shall I have yammer yammered?
shall you have yammer yammered?
shall she have yammer yammered?
shall we have yammer yammered?
shall you have yammer yammered?
shall they have yammer yammered? 	shall I have been yammer yammering?
shall you have been yammer yammering?
shall she have been yammer yammering?
shall we have been yammer yammering?
shall you have been yammer yammering?
shall they have been yammer yammering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shan't I yammer yammer?
shan't you yammer yammer?
shan't she yammer yammer?
shan't we yammer yammer?
shan't you yammer yammer?
shan't they yammer yammer? 	shan't I be yammer yammering?
shan't you be yammer yammering?
shan't she be yammer yammering?
shan't we be yammer yammering?
shan't you be yammer yammering?
shan't they be yammer yammering? 	shan't I have yammer yammered?
shan't you have yammer yammered?
shan't she have yammer yammered?
shan't we have yammer yammered?
shan't you have yammer yammered?
shan't they have yammer yammered? 	shan't I have been yammer yammering?
shan't you have been yammer yammering?
shan't she have been yammer yammering?
shan't we have been yammer yammering?
shan't you have been yammer yammering?
shan't they have been yammer yammering?