Attention, ce verbe peut ne pas exister, la conjugaison est donnée à titre d'exemple.
Affirmation
Forme simple
I can authentic you can authentic he can authentic we can authentic you can authentic they can authentic
Forme en V-ing
I can be authenticing you can be authenticing he can be authenticing we can be authenticing you can be authenticing they can be authenticing
Perfect
I can have authenticed you can have authenticed he can have authenticed we can have authenticed you can have authenticed they can have authenticed
Perfect en V-ing
I can have been authenticing you can have been authenticing he can have been authenticing we can have been authenticing you can have been authenticing they can have been authenticing
Négation
Forme simple
I cannot authentic you cannot authentic he cannot authentic we cannot authentic you cannot authentic they cannot authentic
Forme en V-ing
I cannot be authenticing you cannot be authenticing he cannot be authenticing we cannot be authenticing you cannot be authenticing they cannot be authenticing
Perfect
I cannot have authenticed you cannot have authenticed he cannot have authenticed we cannot have authenticed you cannot have authenticed they cannot have authenticed
Perfect en V-ing
I cannot have been authenticing you cannot have been authenticing he cannot have been authenticing we cannot have been authenticing you cannot have been authenticing they cannot have been authenticing
Forme interrogative
Forme simple
can I authentic? can you authentic? can he authentic? can we authentic? can you authentic? can they authentic?
Forme en V-ing
can I be authenticing? can you be authenticing? can he be authenticing? can we be authenticing? can you be authenticing? can they be authenticing?
Perfect
can I have authenticed? can you have authenticed? can he have authenticed? can we have authenticed? can you have authenticed? can they have authenticed?
Perfect en V-ing
can I have been authenticing? can you have been authenticing? can he have been authenticing? can we have been authenticing? can you have been authenticing? can they have been authenticing?
Forme interro-négative
Forme simple
can I not authentic? can you not authentic? can he not authentic? can we not authentic? can you not authentic? can they not authentic?
Forme en V-ing
can I not be authenticing? can you not be authenticing? can he not be authenticing? can we not be authenticing? can you not be authenticing? can they not be authenticing?
Perfect
can I not have authenticed? can you not have authenticed? can he not have authenticed? can we not have authenticed? can you not have authenticed? can they not have authenticed?
Perfect en V-ing
can I not have been authenticing? can you not have been authenticing? can he not have been authenticing? can we not have been authenticing? can you not have been authenticing? can they not have been authenticing?