I can befuddle you can befuddle he can befuddle we can befuddle you can befuddle they can befuddle
V-ing form
I can be befuddling you can be befuddling he can be befuddling we can be befuddling you can be befuddling they can be befuddling
Perfect
I can have befuddled you can have befuddled he can have befuddled we can have befuddled you can have befuddled they can have befuddled
V-ing perfect
I can have been befuddling you can have been befuddling he can have been befuddling we can have been befuddling you can have been befuddling they can have been befuddling
Negation
Simple form
I cannot befuddle you cannot befuddle he cannot befuddle we cannot befuddle you cannot befuddle they cannot befuddle
V-ing form
I cannot be befuddling you cannot be befuddling he cannot be befuddling we cannot be befuddling you cannot be befuddling they cannot be befuddling
Perfect
I cannot have befuddled you cannot have befuddled he cannot have befuddled we cannot have befuddled you cannot have befuddled they cannot have befuddled
V-ing perfect
I cannot have been befuddling you cannot have been befuddling he cannot have been befuddling we cannot have been befuddling you cannot have been befuddling they cannot have been befuddling
Interrogative form
Simple form
can I befuddle? can you befuddle? can he befuddle? can we befuddle? can you befuddle? can they befuddle?
V-ing form
can I be befuddling? can you be befuddling? can he be befuddling? can we be befuddling? can you be befuddling? can they be befuddling?
Perfect
can I have befuddled? can you have befuddled? can he have befuddled? can we have befuddled? can you have befuddled? can they have befuddled?
V-ing perfect
can I have been befuddling? can you have been befuddling? can he have been befuddling? can we have been befuddling? can you have been befuddling? can they have been befuddling?
Interro-negative form
Simple form
can I not befuddle? can you not befuddle? can he not befuddle? can we not befuddle? can you not befuddle? can they not befuddle?
V-ing form
can I not be befuddling? can you not be befuddling? can he not be befuddling? can we not be befuddling? can you not be befuddling? can they not be befuddling?
Perfect
can I not have befuddled? can you not have befuddled? can he not have befuddled? can we not have befuddled? can you not have befuddled? can they not have befuddled?
V-ing perfect
can I not have been befuddling? can you not have been befuddling? can he not have been befuddling? can we not have been befuddling? can you not have been befuddling? can they not have been befuddling?