Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I can eat. devour you can eat. devour he can eat. devour we can eat. devour you can eat. devour they can eat. devour
V-ing form
I can be eat. devouring you can be eat. devouring he can be eat. devouring we can be eat. devouring you can be eat. devouring they can be eat. devouring
Perfect
I can have eat. devoured you can have eat. devoured he can have eat. devoured we can have eat. devoured you can have eat. devoured they can have eat. devoured
V-ing perfect
I can have been eat. devouring you can have been eat. devouring he can have been eat. devouring we can have been eat. devouring you can have been eat. devouring they can have been eat. devouring
Negation
Simple form
I cannot eat. devour you cannot eat. devour he cannot eat. devour we cannot eat. devour you cannot eat. devour they cannot eat. devour
V-ing form
I cannot be eat. devouring you cannot be eat. devouring he cannot be eat. devouring we cannot be eat. devouring you cannot be eat. devouring they cannot be eat. devouring
Perfect
I cannot have eat. devoured you cannot have eat. devoured he cannot have eat. devoured we cannot have eat. devoured you cannot have eat. devoured they cannot have eat. devoured
V-ing perfect
I cannot have been eat. devouring you cannot have been eat. devouring he cannot have been eat. devouring we cannot have been eat. devouring you cannot have been eat. devouring they cannot have been eat. devouring
Interrogative form
Simple form
can I eat. devour? can you eat. devour? can he eat. devour? can we eat. devour? can you eat. devour? can they eat. devour?
V-ing form
can I be eat. devouring? can you be eat. devouring? can he be eat. devouring? can we be eat. devouring? can you be eat. devouring? can they be eat. devouring?
Perfect
can I have eat. devoured? can you have eat. devoured? can he have eat. devoured? can we have eat. devoured? can you have eat. devoured? can they have eat. devoured?
V-ing perfect
can I have been eat. devouring? can you have been eat. devouring? can he have been eat. devouring? can we have been eat. devouring? can you have been eat. devouring? can they have been eat. devouring?
Interro-negative form
Simple form
can I not eat. devour? can you not eat. devour? can he not eat. devour? can we not eat. devour? can you not eat. devour? can they not eat. devour?
V-ing form
can I not be eat. devouring? can you not be eat. devouring? can he not be eat. devouring? can we not be eat. devouring? can you not be eat. devouring? can they not be eat. devouring?
Perfect
can I not have eat. devoured? can you not have eat. devoured? can he not have eat. devoured? can we not have eat. devoured? can you not have eat. devoured? can they not have eat. devoured?
V-ing perfect
can I not have been eat. devouring? can you not have been eat. devouring? can he not have been eat. devouring? can we not have been eat. devouring? can you not have been eat. devouring? can they not have been eat. devouring?