shall diphthongize
Regular verb: diphthongize - diphthongized- diphthongized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll diphthongize
you'll diphthongize
she'll diphthongize
we'll diphthongize
you'll diphthongize
they'll diphthongize 	I'll be diphthongizing
you'll be diphthongizing
she'll be diphthongizing
we'll be diphthongizing
you'll be diphthongizing
they'll be diphthongizing	I'll have diphthongized
you'll have diphthongized
she'll have diphthongized
we'll have diphthongized
you'll have diphthongized
they'll have diphthongized	I'll have been diphthongizing
you'll have been diphthongizing
she'll have been diphthongizing
we'll have been diphthongizing
you'll have been diphthongizing
they'll have been diphthongizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shan't diphthongize
you shan't diphthongize
she shan't diphthongize
we shan't diphthongize
you shan't diphthongize
they shan't diphthongize 	I shan't be diphthongizing
you shan't be diphthongizing
she shan't be diphthongizing
we shan't be diphthongizing
you shan't be diphthongizing
they shan't be diphthongizing	I shan't have diphthongized
you shan't have diphthongized
she shan't have diphthongized
we shan't have diphthongized
you shan't have diphthongized
they shan't have diphthongized	I shan't have been diphthongizing
you shan't have been diphthongizing
she shan't have been diphthongizing
we shan't have been diphthongizing
you shan't have been diphthongizing
they shan't have been diphthongizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I diphthongize?
shall you diphthongize?
shall she diphthongize?
shall we diphthongize?
shall you diphthongize?
shall they diphthongize? 	shall I be diphthongizing?
shall you be diphthongizing?
shall she be diphthongizing?
shall we be diphthongizing?
shall you be diphthongizing?
shall they be diphthongizing? 	shall I have diphthongized?
shall you have diphthongized?
shall she have diphthongized?
shall we have diphthongized?
shall you have diphthongized?
shall they have diphthongized? 	shall I have been diphthongizing?
shall you have been diphthongizing?
shall she have been diphthongizing?
shall we have been diphthongizing?
shall you have been diphthongizing?
shall they have been diphthongizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shan't I diphthongize?
shan't you diphthongize?
shan't she diphthongize?
shan't we diphthongize?
shan't you diphthongize?
shan't they diphthongize? 	shan't I be diphthongizing?
shan't you be diphthongizing?
shan't she be diphthongizing?
shan't we be diphthongizing?
shan't you be diphthongizing?
shan't they be diphthongizing? 	shan't I have diphthongized?
shan't you have diphthongized?
shan't she have diphthongized?
shan't we have diphthongized?
shan't you have diphthongized?
shan't they have diphthongized? 	shan't I have been diphthongizing?
shan't you have been diphthongizing?
shan't she have been diphthongizing?
shan't we have been diphthongizing?
shan't you have been diphthongizing?
shan't they have been diphthongizing?