can louden
Verbe régulier : louden - loudened- loudened

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can louden
you can louden
he can louden
we can louden
you can louden
they can louden 	I can be loudening
you can be loudening
he can be loudening
we can be loudening
you can be loudening
they can be loudening	I can have loudened
you can have loudened
he can have loudened
we can have loudened
you can have loudened
they can have loudened	I can have been loudening
you can have been loudening
he can have been loudening
we can have been loudening
you can have been loudening
they can have been loudening	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I cannot louden
you cannot louden
he cannot louden
we cannot louden
you cannot louden
they cannot louden 	I cannot be loudening
you cannot be loudening
he cannot be loudening
we cannot be loudening
you cannot be loudening
they cannot be loudening	I cannot have loudened
you cannot have loudened
he cannot have loudened
we cannot have loudened
you cannot have loudened
they cannot have loudened	I cannot have been loudening
you cannot have been loudening
he cannot have been loudening
we cannot have been loudening
you cannot have been loudening
they cannot have been loudening	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I louden?
can you louden?
can he louden?
can we louden?
can you louden?
can they louden? 	can I be loudening?
can you be loudening?
can he be loudening?
can we be loudening?
can you be loudening?
can they be loudening? 	can I have loudened?
can you have loudened?
can he have loudened?
can we have loudened?
can you have loudened?
can they have loudened? 	can I have been loudening?
can you have been loudening?
can he have been loudening?
can we have been loudening?
can you have been loudening?
can they have been loudening? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I not louden?
can you not louden?
can he not louden?
can we not louden?
can you not louden?
can they not louden? 	can I not be loudening?
can you not be loudening?
can he not be loudening?
can we not be loudening?
can you not be loudening?
can they not be loudening? 	can I not have loudened?
can you not have loudened?
can he not have loudened?
can we not have loudened?
can you not have loudened?
can they not have loudened? 	can I not have been loudening?
can you not have been loudening?
can he not have been loudening?
can we not have been loudening?
can you not have been loudening?
can they not have been loudening?