shall devocalise
Regular verb: devocalise - devocalised- devocalised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll devocalise
you'll devocalise
he'll devocalise
we'll devocalise
you'll devocalise
they'll devocalise 	I'll be devocalising
you'll be devocalising
he'll be devocalising
we'll be devocalising
you'll be devocalising
they'll be devocalising	I'll have devocalised
you'll have devocalised
he'll have devocalised
we'll have devocalised
you'll have devocalised
they'll have devocalised	I'll have been devocalising
you'll have been devocalising
he'll have been devocalising
we'll have been devocalising
you'll have been devocalising
they'll have been devocalising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shan't devocalise
you shan't devocalise
he shan't devocalise
we shan't devocalise
you shan't devocalise
they shan't devocalise 	I shan't be devocalising
you shan't be devocalising
he shan't be devocalising
we shan't be devocalising
you shan't be devocalising
they shan't be devocalising	I shan't have devocalised
you shan't have devocalised
he shan't have devocalised
we shan't have devocalised
you shan't have devocalised
they shan't have devocalised	I shan't have been devocalising
you shan't have been devocalising
he shan't have been devocalising
we shan't have been devocalising
you shan't have been devocalising
they shan't have been devocalising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I devocalise?
shall you devocalise?
shall he devocalise?
shall we devocalise?
shall you devocalise?
shall they devocalise? 	shall I be devocalising?
shall you be devocalising?
shall he be devocalising?
shall we be devocalising?
shall you be devocalising?
shall they be devocalising? 	shall I have devocalised?
shall you have devocalised?
shall he have devocalised?
shall we have devocalised?
shall you have devocalised?
shall they have devocalised? 	shall I have been devocalising?
shall you have been devocalising?
shall he have been devocalising?
shall we have been devocalising?
shall you have been devocalising?
shall they have been devocalising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shan't I devocalise?
shan't you devocalise?
shan't he devocalise?
shan't we devocalise?
shan't you devocalise?
shan't they devocalise? 	shan't I be devocalising?
shan't you be devocalising?
shan't he be devocalising?
shan't we be devocalising?
shan't you be devocalising?
shan't they be devocalising? 	shan't I have devocalised?
shan't you have devocalised?
shan't he have devocalised?
shan't we have devocalised?
shan't you have devocalised?
shan't they have devocalised? 	shan't I have been devocalising?
shan't you have been devocalising?
shan't he have been devocalising?
shan't we have been devocalising?
shan't you have been devocalising?
shan't they have been devocalising?