can diphthongize
Verbe régulier : diphthongize - diphthongized- diphthongized

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can diphthongize
you can diphthongize
he can diphthongize
we can diphthongize
you can diphthongize
they can diphthongize 	I can be diphthongizing
you can be diphthongizing
he can be diphthongizing
we can be diphthongizing
you can be diphthongizing
they can be diphthongizing	I can have diphthongized
you can have diphthongized
he can have diphthongized
we can have diphthongized
you can have diphthongized
they can have diphthongized	I can have been diphthongizing
you can have been diphthongizing
he can have been diphthongizing
we can have been diphthongizing
you can have been diphthongizing
they can have been diphthongizing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can't diphthongize
you can't diphthongize
he can't diphthongize
we can't diphthongize
you can't diphthongize
they can't diphthongize 	I can't be diphthongizing
you can't be diphthongizing
he can't be diphthongizing
we can't be diphthongizing
you can't be diphthongizing
they can't be diphthongizing	I can't have diphthongized
you can't have diphthongized
he can't have diphthongized
we can't have diphthongized
you can't have diphthongized
they can't have diphthongized	I can't have been diphthongizing
you can't have been diphthongizing
he can't have been diphthongizing
we can't have been diphthongizing
you can't have been diphthongizing
they can't have been diphthongizing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I diphthongize?
can you diphthongize?
can he diphthongize?
can we diphthongize?
can you diphthongize?
can they diphthongize? 	can I be diphthongizing?
can you be diphthongizing?
can he be diphthongizing?
can we be diphthongizing?
can you be diphthongizing?
can they be diphthongizing? 	can I have diphthongized?
can you have diphthongized?
can he have diphthongized?
can we have diphthongized?
can you have diphthongized?
can they have diphthongized? 	can I have been diphthongizing?
can you have been diphthongizing?
can he have been diphthongizing?
can we have been diphthongizing?
can you have been diphthongizing?
can they have been diphthongizing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can't I diphthongize?
can't you diphthongize?
can't he diphthongize?
can't we diphthongize?
can't you diphthongize?
can't they diphthongize? 	can't I be diphthongizing?
can't you be diphthongizing?
can't he be diphthongizing?
can't we be diphthongizing?
can't you be diphthongizing?
can't they be diphthongizing? 	can't I have diphthongized?
can't you have diphthongized?
can't he have diphthongized?
can't we have diphthongized?
can't you have diphthongized?
can't they have diphthongized? 	can't I have been diphthongizing?
can't you have been diphthongizing?
can't he have been diphthongizing?
can't we have been diphthongizing?
can't you have been diphthongizing?
can't they have been diphthongizing?