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
she can diphthongize
we can diphthongize
you can diphthongize
they can diphthongize 	I can be diphthongizing
you can be diphthongizing
she can be diphthongizing
we can be diphthongizing
you can be diphthongizing
they can be diphthongizing	I can have diphthongized
you can have diphthongized
she 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
she 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 cannot diphthongize
you cannot diphthongize
she cannot diphthongize
we cannot diphthongize
you cannot diphthongize
they cannot diphthongize 	I cannot be diphthongizing
you cannot be diphthongizing
she cannot be diphthongizing
we cannot be diphthongizing
you cannot be diphthongizing
they cannot be diphthongizing	I cannot have diphthongized
you cannot have diphthongized
she cannot have diphthongized
we cannot have diphthongized
you cannot have diphthongized
they cannot have diphthongized	I cannot have been diphthongizing
you cannot have been diphthongizing
she cannot have been diphthongizing
we cannot have been diphthongizing
you cannot have been diphthongizing
they cannot have been diphthongizing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I diphthongize?
can you diphthongize?
can she diphthongize?
can we diphthongize?
can you diphthongize?
can they diphthongize? 	can I be diphthongizing?
can you be diphthongizing?
can she be diphthongizing?
can we be diphthongizing?
can you be diphthongizing?
can they be diphthongizing? 	can I have diphthongized?
can you have diphthongized?
can she 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 she 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 I not diphthongize?
can you not diphthongize?
can she not diphthongize?
can we not diphthongize?
can you not diphthongize?
can they not diphthongize? 	can I not be diphthongizing?
can you not be diphthongizing?
can she not be diphthongizing?
can we not be diphthongizing?
can you not be diphthongizing?
can they not be diphthongizing? 	can I not have diphthongized?
can you not have diphthongized?
can she not have diphthongized?
can we not have diphthongized?
can you not have diphthongized?
can they not have diphthongized? 	can I not have been diphthongizing?
can you not have been diphthongizing?
can she not have been diphthongizing?
can we not have been diphthongizing?
can you not have been diphthongizing?
can they not have been diphthongizing?