

I made this cake by myself.
Used to refer to the speaker or writer as the object of a verb or preposition.
I did it all by myself.
I can handle this by myself.
I bought this gift for myself.
by myself
for myself
with myself
myself
me
I
I made this cake by myself.
A form used to refer to oneself, often for emphasis or to indicate that the speaker is the one performing an action.
She taught herself how to play the guitar.
I can handle this project by myself.
He fixed the car all by himself.
by myself
teach myself
do it myself
my own
self
oneself