Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I can attack attack you can attack attack he can attack attack we can attack attack you can attack attack they can attack attack
V-ing form
I can be attack attacking you can be attack attacking he can be attack attacking we can be attack attacking you can be attack attacking they can be attack attacking
Perfect
I can have attack attacked you can have attack attacked he can have attack attacked we can have attack attacked you can have attack attacked they can have attack attacked
V-ing perfect
I can have been attack attacking you can have been attack attacking he can have been attack attacking we can have been attack attacking you can have been attack attacking they can have been attack attacking
Negation
Simple form
I can't attack attack you can't attack attack he can't attack attack we can't attack attack you can't attack attack they can't attack attack
V-ing form
I can't be attack attacking you can't be attack attacking he can't be attack attacking we can't be attack attacking you can't be attack attacking they can't be attack attacking
Perfect
I can't have attack attacked you can't have attack attacked he can't have attack attacked we can't have attack attacked you can't have attack attacked they can't have attack attacked
V-ing perfect
I can't have been attack attacking you can't have been attack attacking he can't have been attack attacking we can't have been attack attacking you can't have been attack attacking they can't have been attack attacking
Interrogative form
Simple form
can I attack attack? can you attack attack? can he attack attack? can we attack attack? can you attack attack? can they attack attack?
V-ing form
can I be attack attacking? can you be attack attacking? can he be attack attacking? can we be attack attacking? can you be attack attacking? can they be attack attacking?
Perfect
can I have attack attacked? can you have attack attacked? can he have attack attacked? can we have attack attacked? can you have attack attacked? can they have attack attacked?
V-ing perfect
can I have been attack attacking? can you have been attack attacking? can he have been attack attacking? can we have been attack attacking? can you have been attack attacking? can they have been attack attacking?
Interro-negative form
Simple form
can't I attack attack? can't you attack attack? can't he attack attack? can't we attack attack? can't you attack attack? can't they attack attack?
V-ing form
can't I be attack attacking? can't you be attack attacking? can't he be attack attacking? can't we be attack attacking? can't you be attack attacking? can't they be attack attacking?
Perfect
can't I have attack attacked? can't you have attack attacked? can't he have attack attacked? can't we have attack attacked? can't you have attack attacked? can't they have attack attacked?
V-ing perfect
can't I have been attack attacking? can't you have been attack attacking? can't he have been attack attacking? can't we have been attack attacking? can't you have been attack attacking? can't they have been attack attacking?